Develop a musical composition incorporating the given motif and maintaining the required musical form.
X:1
L:1/8
M:6/4
K:C
['C2 E8 D2 C2 D2 C8 G2']  
X:1
L:1/8
M:6/4
K:C
 C2 | E8 D2 C2 | D2 C8 G2 | A2 A6- (AG) Ac | (AG) G8 F2 | G c- c8 F2 | _B2 G8 CC | F G- G8 (C=B,) | 
 C8 z2 ||  