Construct a musical piece that integrates the provided motif and corresponds to the indicated musical structure.
X:1
L:1/8
Q:1/8=232
M:4/4
K:A
['e2 c2', 'de dc B2 B2'  
X:1
L:1/8
Q:1/8=232
M:4/4
K:A
|: e2 e2 c2 c2 | e2 ed c4 | d2 d2 B2 B2 | d2 dc B4 | A2 A2 a2 a2 | fa gf e2 c2 | ff dB A2 G2 | 
 B4 A4 :: ef ed cB cd | ef ed c2 c2 | de dc B2 B2 | de dc B2 B2 | AA ce a2 a2 | fa gf e2 c2 | 
 ff dB A2 G2 | B4 A4 :|  