Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/16
Q:1/8=180
M:3/8
K:Eb
['E2(GF)E2 E2B2G2', 'ed |{d}', '(bg) eg B2 ed']  
X:1
L:1/16
Q:1/8=180
M:3/8
K:Eb
 B,2S | E2(GF)E2 | E2B2G2 | F2{G}(FEFA) | G2E2B,2 | E2(GF)E2 | E2B2G2 | F2{G}(FEFA) | E4!fine! :| 
 ed |{d} c2B2 ed |{d} c2B2 ed |{d} cBcBcd | e2B2 ed |{d} c2B2 ed |{d} c2B2 ed | cBAGFE | (B2B)AGF | 
 E2(GF)E2 | E2B2G2 | F2{G}(FEFA) | G2E2B,2 | E2(GF)E2 | E2B2G2 | F2{G}(FEFA) | E4 || (bg) | 
 (eg) B2 (bg) | eg B2 ed |{d} cBcBcd | e2B2 (bg) | (eg) B2 (bg) | eg B2 ed | dfdBc=A | 
 BcBAGFS"_D.C." |]  