Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/16
M:3/4
K:Amin
['a4 e4 c3d/c/ BcdB [cE]4 [BE]3c/B/ ABA^G', 'c2Bc d2cd e2de{fe} f3g/f/ efed cdcB A2^GA', 'A2^GA BcBG']  
X:1
L:1/16
M:3/4
K:Amin
 a^g |{a^g} a4 e4 c3d/c/ | BcdB [cE]4 [BE]3c/B/ | ABA^G A2AB c2ec |{dc} d2>e2 f2df e4 | 
{a^g} a4 e4 c3d/c/ | BcdB [cE]4 [BE]3c/B/ | ABA^G A2AB c2ec | B2{cB}A^G A6 :: E2 | 
 A2^GA B2AB c2Bc | d2cd e2de{fe} f3g/f/ | efed cdcB A2^GA | BcB^G [BE]6 E2 | A2^GA B2AB c2Bc | 
 d2^cd e2ce a4 | ^f^gfe d2>^c2 B2A2 | ^G2BG A6 :: a2- | a2(3ba^g{ag} a2e2 c2A2 | 
 g2(3ag^f g2d2 B2G2 |{=fe} f3g/f/ e2d2 c2{dc}B2 | A2^GA BcBG E4- | E2 a/^g/a/g/ a2e2 c2A2- | 
 A2 g/^f/g/f/ g2d2 B2G2- | G2=f2{gf} efed cdcB | A2^GA BcBG A2 :|  