Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:4/4
K:A
['', '(ce) (.e.e) ve3', 'a>c (cd)']  
X:1
L:1/8
M:4/4
K:A
 e |: va2 (.a.a) a(a/b/) c'a | Tb>e g(g/a/) g2 ce/g/ | vf2 d(3(e/f/g/) a2 f(e/d/) |1 
 (ce) (.e.e) ve3 e :|2 (ce) (.e.e) ve3 c |] d>c (de) (e=f) f(e/d/) | e>c ce (e=g) gg/b/ | 
 vaf d(e/=g/) fe dc | a>c (cd) (ud2 [A,D]) .uf |: ve>(d c/d/e/f/) =g>(uf g)g/b/ | 
 vaf d(e/=g/) f>e dc |1 a>c (cd) ud3 .uf :|2 a>c (cd) ud4 |]  