Create musical composition by adhering to the given musical structure represented by letters and integrating the given motif.
X:1
L:1/8
M:4/4
K:C
['G3 A', 'c2 ec']  
X:1
L:1/8
M:4/4
K:C
|: e | dcAE G3 A | GEcE G3 e | dcAE G3 A | GEcE EDDe | dcAE G3 A | GEcE G3 A | c2 ec gced | 
 cAGE EDD :: B | c2 ec gcec | g3 a gede | c2 ec gcea | gedc AGGB | c2 ec gcec | g3 a gedg | 
 agec d2 ed | cAGE EDD :|  