Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:Dmix
['', 'D3 E', 'GABc dBcA BAGE D3 E D2 Bc']  
X:1
L:1/8
M:4/4
K:Dmix
 GE |: D3 E G3 B | AGAB G2 AB | c2 cB cBAG | E2 ED EGGE | D3 E G3 B | AGAB G2 AB | cded cAGE |1 
 D3 E D2 GE :|2 D3 E D2 Bc |: dgdB c2 cA | B2 BA GABc | dBcA BAGE | D3 E D2 Bc | dgdB c2 cA | 
 B2 BA GABc | d2 c2 B2 E2 |1 D6 Bc :|2 D6 ||  