Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/16
M:3/4
K:Eb
['z16 (E2G2) B8 c4 B8 G3 B', 'B8 (B3 B) g8 f4 e8 e3']  
X:1
L:1/16
M:3/4
K:Eb
 z16 (E2G2) | B8 c4 | B8 G3 B | B8 (G3 F) | E8 B3 B | e8 e3 e | f8 c4 | B8 |: (B3 B) | g8 f4 | 
 e8 e3 c | B8 B4 | E8 !fermata!G4 | (F2 E8) c2 | B2 B6 (G2F2) | E12 :|  