Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
Q:3/16=160
M:12/16
K:G
['GA/ B3/2', 'G3 B>AG B>AG B<d-d- d2 B A>BA']  
X:1
L:1/8
Q:3/16=160
M:12/16
K:G
|:"^A" G3/2 GA/ B3/2 B3/2 | AB/ c/B/A/ GA/ B3/2 | G3/2 GA/ B3/2 B3/2 | AB/ c/B/A/ G3 :: 
[M:6/8]"^B"[Q:3/8=96] B>AG B>AG | B<d-d- d2 B | A>BA A2 B | c2 d e>dc | B>AG B<dB | 
[M:9/8] A>Bc def g3 :|"^Alt.B6 (Carey)" |[M:9/8] A>Bc d>cA G3 ||  