Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/16
M:2/4
K:C
['G2 c2c2c2e2 d2d2d2f2 e2e2d2d2 c6 G2 CEGc', 'c2 G2 e2e2 e2de f4 f4 d2d2']  
X:1
L:1/16
M:2/4
K:C
 G2 | c2c2c2e2 | d2d2d2f2 | e2e2d2d2 | c6 G2 | CEGc ecGE | DGBd fdBG | Gcec GBdB | cege c2 :: G2 | 
 e2e2 e2de | f4 f4 | d2d2 d2cd | e4 e4 | CEGc ecGE | DGBd fdBG | Gcec GBdB | cege c2 :|  