Develop harmonies in line with the preset musical arrangement, integrating the supplied motif.
X:1
L:1/16
M:2/4
K:D
['D2DD F2FF A2AA d2d2 c2cc c2c2', 'd2d2 a2fd c2c2 cBcd e2e2 g2ec A2A2'  
X:1
L:1/16
M:2/4
K:D
 D2DD F2FF | A2AA d2d2 | c2cc c2c2 | cdec d2d2 :: a2fd c2c2 | cBcd e2e2 | g2ec A2A2 | Acec d4 :|  