Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/4=131
M:6/8
K:C
['(A B)']  
X:1
L:1/8
Q:1/4=131
M:6/8
K:C
 c | (A B) c G2 c | (A B) c G2 A | (F E) F (G A) F | E3 D2 G | (E F) G A2 c | (B c) d G2 G | 
 (c d) B (A B) G | (^F2 E) D2 G | (G ^F) E (D E) D | D3 D2 G | c2 c (c B) A | (G2 A G2) d | 
 e2 d (c B) c | d2 c (B A) G | c2 c c2 c | c2 E (F G) A | G2 c d3 | (c3 c) z2 |]  