Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/4=124
M:4/4
K:Bb
['D>BF>B G>BF>B c>B{Bc}d>c BGGB', '(B<b)(f<g) d<fB>d c>B{Bc}d>c BGGB']  
X:1
L:1/8
Q:1/4=124
M:4/4
K:Bb
 E | D>BF>B G>BF>B | c>B{Bc}d>c BGGB | D>BF>B G>B F>b | f>de>c dBBE | D>BF>B G>BF>B | 
 c>B{Bc}d>c BGGB | B>fd>f g>fb>g | f<de>c dBB || d | (B<b)(f<g) d<fB>d | c>B{Bc}d>c BGGB | 
 D>BF>B G>B F>g | f<de>c dBBd | (B<b)(f<g) d<fB>d | c>B{Bc}d>c BGGB | B>fd>f g>fb>g | f<de>c dBB |]  