Develop music that conforms to the outlined musical structure and the given theme.
X:1
L:1/8
M:2/2
K:Bb
['ecAc BAGF', 'B4 DB,FD BFdB egec BAGF GBeG Afcb'  
X:1
L:1/8
M:2/2
K:Bb
|: BFcB fdfg | ecAc BAGF | GEDE CBcd | ef ge/c/{B} A4 | BFdB fdbg | ecAc BAGF | GEdE CB,A,c | 
 ecBA B4 :: DB,FD BFdB | egec BAGF | GBeG Afcb | agf=e f4 | gede fABF | (3GAB (3edc BAGF | 
 BFDE (3FGA (3Bcd | ecBA B4 :|  