Compose music that follows the specified structure and includes the provided theme
X:1
L:1/8
Q:1/4=100
M:2/4
K:C
['GA/B/ cc B/c/d/B/ c2 d/e/f/d/ ec |1', 'd>e fd ec |1 dc B/A/G :|2'  
X:1
L:1/8
Q:1/4=100
M:2/4
K:C
 GA/B/ cc | B/c/d/B/ c2 | d/e/f/d/ ec |1 dc B/A/ G :|2 dB c2 |: de/f/ gg | fe d>e | fd ec |1 
 dc B/A/G :|2 dB c2 ||  