Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/16
M:3/8
K:G
['d2 d2 e2 d2 c d c', 'D D G2 A2']  
X:1
L:1/16
M:3/8
K:G
!f! d2 d2 e2 | d2 c d c B | A B c2 c2 | d2 d2 e2 | d2 c d c B | A6 :| D D G2 A2 | c2 A B G A | 
 B2 A4 | D D G2 A2 | c4 A B A2 | G6 |]  