Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
Q:1/8=100
M:4/4
K:Amin
['edcB e2 E2']  
X:1
L:1/8
Q:1/8=100
M:4/4
K:Amin
"^moderato" D | EAAB c2 Bc | dcBA ^G2 z E | EAAA cBc>d | e6 e2 | ecce g2 fe | 
 dcBc !fermata!d2 c>d | edcB e2 E2 | A2 B2 c2 cd | edcB e2 E2 | A4- A4 |]  