Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
Q:1/4=120
M:9/8
K:Bb
['(GAG) (GAB)', 'Bcd edc']  
X:1
L:1/8
Q:1/4=120
M:9/8
K:Bb
"^Allegro ma non troppo" (d/c/) | (B>A)G (GAG) (GAB) | AAA (FFA) c2 (d/c/) | (B>AG) (GAG) (GAB) | 
 (c>dc) (cBA) B2 || F | Bcd edc dfF | Bcd edc dFF | (c>dc) (cBA) (GBc) | (B>AG) (GAG) (GAB) | 
 (cdc) (cBA) B2 ||  