Develop a piece of music by incorporating the provided motif and following the outlined musical structure represented by alphabet characters.
X:1
L:1/8
M:4/4
K:Bmin
['fBBA Bcde fddc dfaf eA A2 cA', 'BFBd BFBd']  
X:1
L:1/8
M:4/4
K:Bmin
|: b | fBBA Bcde | fddc dfaf | eA A2 cA A2 | (3f^ga ea cAAb | fBBA Bcde | fddc dfaf | eA A2 cA A2 | 
 (3f^ga ec B3 :: d | BFBd BFBd | cAEA cAec | BFBd BFBd | cAec B3 c | BFBd BFBd | cAEA cAec | 
 defd faea | cAec B3 :|  