Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
Q:1/8=1
M:2/4
K:G
['dB GB/c/']  
X:1
L:1/8
Q:1/8=1
M:2/4
K:G
 B/c/ | dB GB/c/ | dB GB/c/ | dBAG | e2 gB/c/ | dB eA/B/ | cA dG/A/ | BG AG/F/ | G2 G, |:  