Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:4/4
K:G
['cG G/G/G', 'g(ce)c acac gcec']  
X:1
L:1/8
M:4/4
K:G
 BG G/G/G AGGA | cG G/G/G Adde | cG G/G/G AGGc | ABcd edde | BG G/G/G AGGA | cG G/G/G Adde | 
 cG G/G/G AGED | CDEF GABc || g(ce)c acac | gcec Adde | gcec gcac | ABcd edde | g(ce)c acac | 
 gcec Addg | abga egdc | ABcd ed d2 ||  