Develop a musical piece using the given theme and incorporating the letter-based structure provided.
X:1
L:1/8
M:2/4
K:C
['g>e e>c', 'g>e e>c']  
X:1
L:1/8
M:2/4
K:C
|:"C" [cE]>G (5:2:5G/A/G/^F/G | e>c c2 |"G7" dG AB |"C" ce g2 |"C" [cE]>G G2 | e>c c2 |"G7" dG AB | 
"C" [cE] z [cE] z ::"C" g>e e>c |"G7" dB G2 |"C" g>e e>c |"G7" dB G2 |"C" [cE]>G G2 | e>c c2 | 
"G7" dB AB |"C" c z c z :|"C" c>e g>e |"F" a>f"C" g>e |"Dm" f>d"C" e>c |"G7" d/c/B/A/ G2 | 
"C" c>e g>e |"F" a>f"C" g>e |"Dm" f>d"C" e>c |"G7" dB"C" c2 || |"C" g>e e>c |"G7" dB G2 | 
"C" g>e e>c |"G7" dB G2 |"C" c>e g>e |"F" a>f"C" g>e |"Dm" f>d"C" e>c |"G7" dB"C" c2 |]  