Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/8
Q:1/2=75
M:4/4
K:Cmix
['(a/g/f/e/ f)c Ac A2', 'F3 A']  
X:1
L:1/8
Q:1/2=75
M:4/4
K:Cmix
 (a/g/f/e/ f)c Ac A2 | G3 c df d2 | (a/g/f/e/ f)c Ac A2 | F3 A cd c2 |: F3 A cdcA | GFGA dcdf | 
 F3 A cdcA | FEFA cdcA | BdBG AcAF | GFGA dcdf | (a/g/f/e/ f)c Ac A2 | F3 A cd c2 |]  