DBL16(A)B,DBL16(A)B
DBL16(A)D,DBL16(A)D
DBL16(B)E,DBL16(B)E
DBL16(C)F,DBL16(C)F
DBL16(Y)B,DBL16(Y)B
DBL16(Z)A,DBL16(Z)A
DBL17(A)B,DBL17(A)B
DBL17(B)C,DBL17(B)C