Construct a musical piece that follows the designated lettered structure and integrates the provided motif throughout.
X:1
L:1/16
M:3/4
K:C
['G2 A2c2 d4 e2(de) f3 e d4']  
X:1
L:1/16
M:3/4
K:C
 G2 | A2c2 d4 e2(de) | f3 e d4 (c2B2) | c2A2 d4 (c3 B) | A4 z4 (D3 E) | F3 G A4 (G2F2) | 
 G3 F E4 (D2C2) | D2d2 c4 A4 | G8 ||  