Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
M:2/4
K:Db
['C2 B,B, B,C DD C2', 'z D2 ED (DC) B,B, B,C DD']  
X:1
L:1/8
M:2/4
K:Db
 D2 C(C/D/) | C2 B,B, | B,C DD | C2 CC | D2 CC/D/ | C2 B,B, | B,C DD | C2 C z :| D2 ED | 
 (DC) B,B, | B,C DD | C2 C2 |]  