Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/4
M:3/4
K:G
['c2 d', 'd d', 'a g2 d c2 d f g']  
X:1
L:1/4
M:3/4
K:G
 d | ^c2 d | c2 d | B2 d | g2 B | c2 d | f g a | b2 g | d2 d | ^c2 d | c2 d | B2 d | g2 a | b2 a | 
 e2 f |1 g3/2 g/ g | g2 :|2 g3 | g |: B c | ^c2 d | d B c | ^c2 d | d d/e/f/g/ | b2 a | e2 f |1 
 a3/2 g/f/e/ | d :|2 g3/2 g/ g | g z |: d | c3/2 d/ b | a2 d | B3/2 d/ a | g2 d | c2 d | f g a | 
 b2 g | d2 B | c3/2 d/ b | a2 d | B3/2 d/ a | g2 d | c2 d | f g a | g3/2 g/ g | g z :|  