Develop a musical composition utilizing the presented motif and adhering to the required structure.
X:1
L:1/8
Q:1/8=364
M:4/4
K:G
['G2 B>c d2 B2', 'd2 c2 eG G4 Aced cBAG A4'  
X:1
L:1/8
Q:1/8=364
M:4/4
K:G
"^A" G2 B>c d2 B2 | G2 B>c d2 B2 | G2 B>c d2 B2 | AGAB G4 ||"^B" G2 c2 B2 d2 | c2 eG G4 | 
 Aced cBAG | A4 G4 ||  