Develop a musical work that employs the provided motif and observes the stated musical form.
X:1
L:1/8
Q:1/2=75
M:4/4
K:A
['AGAB Acec defg agaf', 'ecec Acec'  
X:1
L:1/8
Q:1/2=75
M:4/4
K:A
 E2 | AGAB Acec | defg agaf | ecAc ecAc | EBGB EBGB | AGAB Acec | defg agaf | eagf edcB | 
 A2 A2 A2 :: cd | ecec Acec | fdfd Bdfd | ecec Acec | BAGF E2 cd | ecec Acec | defg agaf | 
 eagf edcB | A2 A2 A2 :|  