Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
Q:3/8=120
M:6/8
K:Bb
['BcB (def) FGF', 'B (ABc)']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:Bb
 D | BcB (def) | FGF FGA | B2 g fdB | (c3 c2) F | BcB (def) | FGF F2 g | fed cBc | (B3 B2) :: B | 
 (ABc) (cdc) | (F3 F2) B | (ABc) (cd=e) | f3 f2 e | dcd BGA | B2 c d2 g | (gec) (BcA) | (G3 G2) F | 
 BcB"^*" dfd | (B3 B2) F | B2 g gdB | (c3 c2) e | dcd Bcd | (efg) f2 g | fed c2 c | (B3 B2) |]  