Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
M:7/8
K:F
["[c'e][ac] [bd][gB] [ac]2 [gB] [fA]2 [gB][ac] |1", '[cA]3 [BG][cA] [BG][AF]']  
X:1
L:1/8
M:7/8
K:F
"^instr." |:"F" [fA][cF][fA]"^(C7)" [c'e][ac] [bd][gB] |"F" [ac]2 [gB] [fA]2 [gB][ac] |1 
"Bb" [bd]2 [bd] [bd][ac] [gB][bd] |"F" [ac]3- [ac]4 :|2"Gm" [gB]3"C7" [GB][fA] [eG][gB] | 
"F" [fA]3- [fA]4 :|"A" |]"F" [FC]2 [AF] [AF]2 [AF]2 |"C" [cA]3 [BG][cA] [BG][AF] |1 
"F" [AF]3 [AF][BG] [cA]2 :|2"F" [AF]3"F7" [BG]2 [cA]2 ||"B" |:"Bb" [dB]2 [dB] [dB]2 [dB]2 | 
"^(C7)" [ec]3 [dB][ec] [dB][cA] |"F" [cA]3 [AF][BG] [cA]2 |"Gm" [cA]2 [BG] [BG]2 [BG]2 | 
"C" [cA]3 [BG][cA] [BG][AF] |1"F" [AF]3"F7" [BG]2 [cA]2 :|2"F" [AF]3- [AF]4- |"F" [AF]3- [AF]4- ||  