Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:A
['c3 d edcB ABcA BAFG AE E2', 'dBGd ecdB cBAB c2']  
X:1
L:1/8
M:4/4
K:A
 c3 d edcB | ABcA BAFG | AE E2 FECE | FEFG AEFA | EAcA EAcE | GABc dBcd | ecdB cBAB | c2 Bc A3 B :| 
[K:C] c3 d ecAc | B3 c dBGd | ecdB cBAB | c2 Bd AGFG | EAcA EAcA | GABc dBGd | ecdB cBAB | 
 c2 Bc A4 :|  