Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:2/4
K:F
['C,2 C,2']  
X:1
L:1/8
M:2/4
K:F
 FC C2 | CA, CA,/ z/ | C=B, C2 | DC CA, | F,A,- A,2 | A,C- C2 | A,F, F,2- | F,2 z2 | F,F, F,2 | 
[M:3/4] A,F, A,F, F,2 |[M:2/4] F,C, C, z | C,2 C,2 | C,2 A,, z :|  