Develop musical pieces that incorporate the given motif and follow the specified structure.
X:1
L:1/8
M:2/2
K:A
['e2 a2 ga efed cBAc BA E2', 'E2 A2 Ac BAGB ABcd e2 ce'  
X:1
L:1/8
M:2/2
K:A
 e2 | a2 ga efed | cBAc BA E2 | A3 c BAGA | B2 (c/B/A) B2 e2 | a2 ga efed | cBAc BA E2 | 
 A3 c BAGB | A2 AG A2 :: E2 | A2 Ac BAGB | ABcd e2 ce |"^*" d2 fd e<c c2 | B<ABc B2 E2 | 
 A2 Ac BAGB | ABcd e2 ce | d2 fd c2 ec | BABG A2 :|  