Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:F
['e3 c']  
X:1
L:1/8
M:4/4
K:F
 cAG | F2 F2 G2 G2 | A4 z cfc | A2 A2 B2 B2 | c4 z ccc | e3 c e3 c | f4 z ABc | d2 B2 G2 c2 | 
 F4 z |]  