Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/8
M:6/8
K:Amix
['c2 dcB A3']  
X:1
L:1/8
M:6/8
K:Amix
 cd"A" |"A" e2 e cAc |"A" efg"D" f2 e |"A" c2 c cAc |"A" edc"E" Bcd |1"A" e2 e cAc | 
"A" efg"D" f2 e |"A" c2 e"G" dcB |"A" A3 A2 :|2"A" c2 A A2 A |"D" dcd"E" e2 a |"A" c2 e"G" dcB | 
"A" A3 A2 |: e"B" |"A" A2 A cBB |"A" cAc"D" efa |"A" c2 c cAc |"A" edc"E" B2 e |"A" A2 A cBB | 
"A" cAc"D" efa |"A" c2 e"G" dcB | A3 A2 :: g"C" |"F#m" agf"Em" gfe |"D" fed"A" e3 |"A" Ace efg | 
"G" B<GB dcB |1"D" agf"Em" gfe |"Bm" fed"A" e2 a | c2 e"G" dcB |"A" A3 A2 :|2"A" A2 A cBB | 
"A" cAc"D" efa |"A" c2 e"G" dcB |"A" A3 A2 |]  