Design a musical creation that involves the supplied motif and respects the established alphabetical structure.
X:1
L:1/4
M:3/4
K:D
['G2 B A D E F2', 'd c B']  
X:1
L:1/4
M:3/4
K:D
 D/E/ | F3/2 E/ F/ | G2 B | A D E | F2 F | F E F | G2 B | A D E | F2 D/E/ | F3/2 E/ F | G2 B | 
 A D E | F2 F | F E F | G E C | E D C | D2 :: A | d3/2 e/ d | c B c | d c B | A2 F | F E F | G2 B | 
 A D E | F2 A/B/4c/4 | d3/2 e/ d | c B c | d c B | A2 F | F E F | G E C | E D C | D2 :|  