Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/4
M:4/4
K:C
['G, G,']  
X:1
L:1/4
M:4/4
K:C
 G, | G, E E D | C2 G, G, | G, D B, G, | C2 z C/B,/ | A, A, C A, | A, G, G, G, | G, B, D E | C2 z |]  