Develop a harmonic creation that incorporates the given motif and adheres to the specified alphabetical order.
X:1
L:1/8
Q:1/2=100
M:6/4
K:Bb
['D4 C2', 'ABcA GFED C2 c2- c2 ABcA DEFD']  
X:1
L:1/8
Q:1/2=100
M:6/4
K:Bb
|:"^A""Bb" F2 B2"Eb/Bb" E2 B2"Bb" D4 |"Cm" C2 c2- c2 G2"F" ABcA |"Bb" F2 B2"Eb/Bb" E2 B2"Bb" D4 | 
"C7" C2 B2- B2 G2"F" ABcA ::"^B""Bb" d2 B2- B2 F2 D4 |"Cm" C2 c2- c2 G2"F" ABcA | 
"Bb" d2 B2- B2 F2 D4 |"C7" C2 B2- B2 G2"F" ABcA ::"^C""Bb" B2 b2"F" a2 gf"Eb" gfed | 
"F" ABcd"C" c2 G2"F" ABcA |"Bb" B2 b2"F" a2 gf"Cm" gfga |"Bb" b2 B2-"Eb" B2 G2"F" ABcA :: 
"^D""Bb" dcBA"Gm" BAGF"Eb" GFED |"Cm" C2 c2- c2 G2"F" ABcA |"Bb" dcBA"Eb" BAGF"Bb" DEFD | 
"C7" C2 B2- B2 G2"F" ABcA :|  