Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/16
Q:1/4=60
M:2/4
K:C
['C |[K:D] C a4 (ag)e2 (gf)d2 c2(gf)', "(edce) d2f2 A2(AB) (cd)ef (ga)bc' (d'4 a2)"]  
X:1
L:1/16
Q:1/4=60
M:2/4
K:C
 C |[K:D] C cc2"^~"c2d2"^~"d2 | f2"^~"f2 a4 | (ag)e2 (gf)d2 | c2(gf) edcB | c2"^~"c2d2"^~"d2 | 
 f2"^~"f2 a4 | (^gabc') d'2g2 | (b4 a2) z2 || (a^g=gf) (edce) | d2f2 A2(AB) | (cd)ef (ga)bc' | 
 (d'4 a2) z2 | (a^g=gf) (edce) | (^AB)(^de) (fa)(ab) | a2aa a2bc' | c'4"^Fine" d'2 z2 |]  