Produce a musical arrangement that complies with the dictated structure and the suggested theme.
X:1
L:1/8
Q:1/2=80
M:4/4
K:Eb
['eceg fd =B2 c2 c/d/e G3 c', 'c4 eceg b3 g f>g f/g/f/d/ B3'  
X:1
L:1/8
Q:1/2=80
M:4/4
K:Eb
 eceg fd =B2 | c2 c/d/e G3 c | BGFE F2 F/G/A | G2 =B2 c4 :: eceg b3 g | f>g f/g/f/d/ B3 B | 
 c2 BG B/c/B/G/ FB | c/B/A/G/ F/G/F/E/ E3 G | GBBe B3 A | FAcA F3 B | GE e>f g/f/g/a/ g>a | 
 gf/e/ d>c c4 :|  