You are an assistant tasked with analyzing medical histories to determine which medication is missing from the patient’s current regimen.

<PatientData>
Demographics: {'race': 'White', 'gender': 'FEMALE', 'year of birth': 1945}
Visit 1: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-09-24', 'end datetime': '2010-09-24'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-01-08', 'end datetime': '2011-01-08'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-02-09', 'end datetime': '2011-02-09'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-04-23', 'end datetime': '2012-04-23'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-11-29', 'end datetime': '2012-11-29'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-05-31', 'end datetime': '2013-05-31'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-07-14', 'end datetime': '2014-07-14'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-06-14', 'end datetime': '2015-06-14'}
Visit 9: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-08-14', 'end datetime': '2015-08-14'}
Measurement 1: {'measurement': 'DXA [T-score] Bone density', 'measurement type': 'EHR encounter record', 'measurement date': '2010-09-24T00:00:00', 'unit': '{T-score}', 'value': 0.06}
Measurement 2: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-09T00:00:00', 'unit': 'cm', 'value': 161.47}
Measurement 3: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-09T00:00:00', 'unit': 'kg', 'value': 101.71}
Measurement 4: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-09T00:00:00', 'unit': 'kg/m2', 'value': 39.01}
Measurement 5: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-09T00:00:00', 'unit': 'mmHg', 'value': 116.0}
Measurement 6: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-09T00:00:00', 'unit': 'mmHg', 'value': 86.0}
Measurement 7: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-23T00:00:00', 'unit': 'cm', 'value': 161.47}
Measurement 8: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-23T00:00:00', 'unit': 'kg', 'value': 100.65}
Measurement 9: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-23T00:00:00', 'unit': 'kg/m2', 'value': 38.61}
Measurement 10: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-23T00:00:00', 'unit': 'mmHg', 'value': 103.0}
Measurement 11: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-23T00:00:00', 'unit': 'mmHg', 'value': 75.0}
Measurement 12: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'cm', 'value': 161.47}
Measurement 13: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'kg', 'value': 99.1}
Measurement 14: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'kg/m2', 'value': 38.01}
Measurement 15: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mmHg', 'value': 136.0}
Measurement 16: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mmHg', 'value': 74.0}
Measurement 17: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mg/dL', 'value': 184.0}
Measurement 18: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mg/dL', 'value': 112.0}
Measurement 19: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mg/dL', 'value': 82.0}
Measurement 20: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-05-31T00:00:00', 'unit': 'mg/dL', 'value': 79.0}
Measurement 21: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-07-14T00:00:00', 'unit': 'cm', 'value': 161.47}
Measurement 22: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-07-14T00:00:00', 'unit': 'kg', 'value': 96.47}
Measurement 23: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-07-14T00:00:00', 'unit': 'kg/m2', 'value': 37.0}
Measurement 24: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-07-14T00:00:00', 'unit': 'mmHg', 'value': 120.0}
Measurement 25: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-07-14T00:00:00', 'unit': 'mmHg', 'value': 70.0}
Measurement 26: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-08-14T00:00:00', 'unit': 'cm', 'value': 161.47}
Measurement 27: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-08-14T00:00:00', 'unit': 'kg', 'value': 94.49}
Measurement 28: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-08-14T00:00:00', 'unit': 'kg/m2', 'value': 36.24}
Measurement 29: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-08-14T00:00:00', 'unit': 'mmHg', 'value': 120.0}
Measurement 30: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-08-14T00:00:00', 'unit': 'mmHg', 'value': 88.0}
Procedure 1: {'procedure': 'Bone immobilization', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-09-24', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Bone density scan (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-09-24', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-11-29', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-05-31', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 5: {'procedure': 'Measurement of respiratory function (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-06-14', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'diphenhydrAMINE Hydrochloride 25 MG Oral Tablet', 'Start datetime': '1947-07-20', 'End datetime': '1947-07-20', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Meperidine Hydrochloride 50 MG Oral Tablet', 'Start datetime': '2010-09-24', 'End datetime': '2010-10-10', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Naproxen sodium 220 MG Oral Tablet', 'Start datetime': '2010-09-24', 'End datetime': '2011-01-08', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Acetaminophen 160 MG', 'Start datetime': '2015-06-14', 'End datetime': '2015-06-22', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
</PatientData>

Based on the EHR history above, which medication **should also be on the list today**?

A. insulin human  isophane 70 UNT/ML / Regular Insulin  Human 30 UNT/ML Injectable Suspension [Humulin]
B. Leucovorin 100 MG Injection
C. Clopidogrel 75 MG Oral Tablet
D. Cisplatin 50 MG Injection
E. Penicillin V Potassium 250 MG

Please share a single capital letter representing your selected answer: 
insulin human  isophane 70 UNT/ML / Regular Insulin  Human 30 UNT/ML Injectable Suspension [Humulin] Leucovorin 100 MG Injection Clopidogrel 75 MG Oral Tablet Cisplatin 50 MG Injection Penicillin V Potassium 250 MG