Utilize the given musical motif and the alphabetic representation of the specified sequence to create a musical piece.
X:1
L:1/8
M:2/4
K:C
['Gc c2 GG cc G2 cedf ca', "c'bag c'bag"]  
X:1
L:1/8
M:2/4
K:C
 Gc | c2 GG | cc G2 | cedf | ca g2 | eg/f/ a2 | eg/f/ g2 | df/e/ f2 | ecc!D.S.! :: g | c'bag | 
 c'bag | c'bag | fddf | bagf | bagf | bagf | ecc :|  