Design a musical creation that involves the supplied motif and respects the established alphabetical structure.
X:1
L:1/8
Q:1/4=140
M:2/4
K:C
['c2 ec cBAG', 'G3 A GFEF']  
X:1
L:1/8
Q:1/4=140
M:2/4
K:C
 c2 ec | cBAG | defg | fedc | c2 ec | cBAG | AcBc | c2 c2 :| G3 A | GFEF | GABc | defg | G3 A | 
 GFEF | AcBc | c4 :|  