Construct musical works that adhere to the outlined structure and include the given musical motif.
X:1
L:1/8
M:4/4
K:D
['', 'FE DF Bc dB gf (3(ecA) (3(ecA)', 'ef dB df bg ^fg ec =Bc'  
X:1
L:1/8
M:4/4
K:D
[K:Bb]|: FE | DF Bc dB gf | (3(ecA) (3(ecA) a3 g | f=e _ec Aa gf | =ef gf dB FE | DF Bc dB gf | 
 (3(ecA) (3(ecA) a3 g | f=e _ec Aa gA | B2 d2 B2 ::[K:F] cB | Acdc af ef | dB df bg ^fg | 
 ec =Bc d2 e2 | (3(fag) (3(fed) c2 cB | Ac dc af ef | dB df bg ^fg | ec =Bc d2 e2 | f2 a2 f2 :|  