Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:3/8
K:G
['G>AG (G>F).G A>cB/d/ (dc).B (ag).f (gd).B x3/2', '.A.d.c _BdG', 'd2 z']  
X:1
L:1/8
M:3/8
K:G
 G>AG | (G>F).G | A>cB/d/ | (dc).B | (ag).f | (gd).B | x3/2 x F/ | G2 z ::!p! .A.d.c | _BdG | 
 .A.c.f | gd_B | .A.d.c | _BdG | Aaf | g2 z ::!f! d2 A/F/ | DFA | .d.f.a | d2 z | d2 A/F/ | 
 .D.F.A | .d.g.b | d2 z | a2 (f/a/) | c/e/c/A/F | G2 z :|  