Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
M:2/4
K:Bb
['F,>D D>B, C>C C>C (B,>F,) (F,C/)C/ (B,>F,)', '(5:4:5C/C/C/C/C/ (3B,F,F, (3G,F,F, ||[M:3/4] F,>F, (3F,F,F, F,', 'F,>D, F,F,/F,/']  
X:1
L:1/8
M:2/4
K:Bb
 F,>D D>B, | C>C C>C | (B,>F,) (F,C/)C/ | (B,>F,) (3(G,/F,)F, | F,>F, F,>D, | F,F,/F,/ F,2 |]: 
 B,2 (5:4:5C/C/C/C/C/ | (3B,F,F, (3G,F,F, ||[M:3/4] F,>F, (3F,F,F, F, z ||[M:2/4] (3G,F,F, F,>D, | 
 F,>F, F,>D, | F,F,/F,/ F,2 :|  