Build a musical number by combining the given character designation and the presented melodic structure.
X:1
L:1/8
M:2/2
K:Dmix
['de f2 ef gfed dedc AGAB cBcd', 'A2 AB']  
X:1
L:1/8
M:2/2
K:Dmix
 de | f2 ef gfed | dedc AGAB | cBcd edBA | B2 A2 A2 de | f2 ef gfed | dedc AGAB | cBcd edAG | 
 E2 D2 D2 :: z A | B2 z2 c3 B | A2 AB A2 AB | cBcd edBA | B2 A2 A2 de | f2 ef gfed | dedc AGAB | 
 cBcd edAG | E2 D2 D2 :|  