Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:6/8
K:D
['A,B,D DEF', 'ABd def']  
X:1
L:1/8
M:6/8
K:D
 A,B,D DEF | EFE EDB, | A,B,D DEF | DED DB,A, | A,B,D DEF | E2 E EFA | B2 d AFd | DED DB,A, :| 
 ABd def | efe edB | ABd def | d>ef/g/ agf | gab agf | efe edc | dcB AFd | DED DB,A, :|  