Construct a piece of music by incorporating the given motif and adhering to the determined musical form.
X:1
L:1/8
M:6/8
K:Bmin
['CDB, DFG AGF d (3ddd BdB fBd', 'z B (3BBB fed eBc ABF FGd'  
X:1
L:1/8
M:6/8
K:Bmin
|: CDB, DFG | AGF d (3ddd | BdB fBd | dcA E (3EEE | EFc dcF | ABG FED | cAB ^GEC | DB,F B2 z :: 
 B (3BBB fed | eBc ABF | FGd dcd | ecA F (3FFF | FGB BAB | Bcd cde | fef dec | cBA B2 z :|  