Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
M:4/4
K:F
['F3 A G2 FD CDFG AcAF G3', 'agfa g=c c2 efge', 'c2 BAGF DGGF EFGA B2 AG F3']  
X:1
L:1/8
M:4/4
K:F
|: F3 A G2 FD | CDFG AcAF | G3 G Bcdf | efge c2 de | f3 g fdcA | B3 G A2 BA | G^FGA Bcdf |1 
 eccA BcAG :|2 ecde f2 de |: fed^c defg | ad d2 agfa | g=c c2 efge | fedc Adde | fed=c defg | 
 ad d2 agfa | g=c c2 efge | fdd=c d2 de :: f3 c AcBG | AGFG Ac c2 | BAGF DGGF | EFGA B2 AG | 
 F3 A G2 FD | CDFG AcAF | G^FGA Bcdf | ecde f2 c2 :|  