Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
Q:1/4=120
M:4/4
K:Bb
['B3 c (d>e)(c>d) B2 G2 G2 (B>G)', '[DB]6 F2 (F>E)(D>E) F B2 z (G>F)(E>F)']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:Bb
"^Slowly" F2 | B3 c (d>e)(c>d) | B2 G2 G2 (B>G) | F3 G (B>c)(d>e) | d2 c2 c2 (dc) | 
 B3 c (d>e)(c>d) | B2 G2 G2 (B>G) | (F>G)(B>c){Bc} d2 (c>d) | [DB]6 :: F2 | (F>E)(D>E) F B2 z | 
 (G>F)(E>F) (G B2) z | (F>E)(D>E) (F>B)(G>e) | (d4 c2) (f>e) | d2 (d>c) B2 F2 | 
 G2 A2 !fermata!B3 g | (f<d)(c>e) d2 (c>d) | [DB]6 :|  