Compose melodies adhering to the given motif and the outlined musical structure.
X:1
L:1/8
Q:1/4=120
M:2/4
K:C
['z B']  
X:1
L:1/8
Q:1/4=120
M:2/4
K:C
 G | cB cd | e2 gf | ed cB | c2 z B | cB dc | e2 dg | dc BA | B2 z B | cB dc | e2 dg | dc BA | 
 G2 z d | ec dB | c2 de | fe dc | B2 z B | ce cc | df dd | G2 cB | c2 z B | ce cc | c2 z c | 
 df dd | d2 z B | ce cc | df dd | G2 cB | c2 z |]  