Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
['d2 d2', 'z/ A/B/c/']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
 (3ABc | d2 d2 cdec | dAfA a2 f2 | d2 d2 cdef | ecdB Aage | d2 d2 cdec | dAfA a2 f2 | gefd ecAc | 
 dfec d2 :: ag | fgfe d2 z/ A/B/c/ | e2 f2 g3 f | efed c2 z/ A/B/c/ | dAeA f3 A | BGBd gfga | 
 bged ceag | fdAF GBed | cABc d2 :|  