Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:4/4
K:C
['c2 B2']  
X:1
L:1/8
M:4/4
K:C
 c2 c2 B2 B2 | AA A2 E4 | G3 E G3 E | GG G2 C3 D | E2 E2 E2 (DC) | E2 A2 c4 | cc c2 B2 AG | A4 A4 |]  