Design a musical arrangement using the alphabetical representation of the given sequence and the supplied motif.
X:1
L:1/8
M:4/4
K:D
['d2 fd', 'B2 fBdB']  
X:1
L:1/8
M:4/4
K:D
 d2 fd a2 fd | d2 fd ecAc | d2 fd adfd | ecAc cB B2 | d2 fd adfd | d2 fd ecAc | defg agaf | 
 ecAc cB B2 || fBdB f2 dB | ABcd ecAc | f2 dB fBdB | ecAc cB B2 | fBdB fBdB | ABcd ecAc | 
 dcdB ceaf | ecAc cB B2 ||  