Create melodies that follow the established musical structure, incorporating the given motif.
X:1
L:1/8
M:2/2
K:C
['ec A2 dc', 'eg (gf)fa'  
X:1
L:1/8
M:2/2
K:C
|: vc2 ec A2 dc | Bdgf edcB | c2 ec A2 dc | BGAB c2 G2 :| ve2 eg (gf)fa | (ag)gf (fe)dc | 
 e2 eg (gf)fa | (3gag (3fed c2 G2 | e2 eg (gf)fa | (ag)gf (fe)dc | (eg)fe (fa)g^f | 
 gafg efde"_D.C." |]  