Construct a piece of music using the designated motif as the basis, while ensuring the required form is followed.
X:1
L:1/8
M:2/2
K:Emin
['B>c d>c B>c d2 (3def g>a', 'e6 z d c (3ccc B>A G>B'  
X:1
L:1/8
M:2/2
K:Emin
 B>c | d>c B>c d2 (3def | g>a g>f e2 B>c | d>c B>c d2 (3def | g>a g>f e6 :| z d | c (3ccc B>A G>B | 
 d>c (3Bcd c>B (3ABc | B>A G2 A>B c>d | e>f g>f e6 :|  