Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:4/4
K:Bb
['d>ed<B f>gf<d g>a b2', 'B4 f<dTcB (BA)(ce) (d3/2e/4f/4) ed Td2 c2']  
X:1
L:1/8
M:4/4
K:Bb
|: B>cB>F d>ed<B | f>gf<d g>a b2 | f<d(TcB) g>abf | (e<c)(d<B) (B3/2c/4d/4) c2 | B>cB<F d>ed<B | 
 f>gf<d g>a b2 | f<dc<B g>abf | f<dc>d B4 :: f<dTcB (BA)(ce) | (d3/2e/4f/4) ed Td2 c2 | 
 f<d(TcB) BAce | (d/B/f/d/) bd (Td2 c2) | B2 (B/c/B/c/) d<B B2 | d2 (d/e/d/e/) f<d d2 | 
 f>gfd (g>abg) | f<dc>d B4 :|  