Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:3/4
K:Fdor
['c2 cB']  
X:1
L:1/8
M:3/4
K:Fdor
 cB | A2 F2 GF | E2 F2 (3GAB | c2 cB G2 | F4 FG | A2 B2 cd | e2 c2 de | f2 e2 d2 | c4 FG | 
 A2 B2 cd | e2 c2 f2 | e2 c2 cB | A2 B2 cB | A3 F GF | E2 F2 (3GAB | c2 cB G2 | F4 |]  