x1 = S1
x2 = DNA_000
x3 = DNA_100
x4 = DNA_010
x5 = DNA_001
x6 = DNA_110
x7 = DNA_101
x8 = DNA_011
x9 = DNA_111
x10 = DNA_1B10
x11 = DNA_01B1
x12 = DNA_1B11
x13 = DNA_11B1
x14 = DNA_1B1B1