Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
Q:3/8=80
M:3/8
K:C
['', 'E2 D']  
X:1
L:1/8
Q:3/8=80
M:3/8
K:C
 C |: E2 D | CDE | F2 E | D2 B, | D2 C | B,CD | E2 D | C2 C :|  