Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:4/4
K:A
['c>B A2', 'E2 B>B B2 G>A B2 c>c c2']  
X:1
L:1/8
M:4/4
K:A
 E2 | A2 A>A A2 c>B | A2 G>F E3 E | F2 F>G A2 B>c | d2 c>B c2 c>B | A2 C>D E2 c>B | A2 C>D E2 A2 | 
 c2 B>A e2 G>A | B2 B>B E2 || B>B | B2 G>A B2 c>c | c2 A>B c3 c | A2 Gc AF z2 | A<A E2 CA, z E | 
 F>G A>B c2 B>A | e2 E>E A2 ||  