The generator matrix

 1  0  0  1  1  1  1  X  1  1 2X  1  1  1  0  1  1  1  1  1  1 2X  X  1  0  1  1 2X  1  1  1  0  X  1  1  1  1  X  X  1  1  1  1  1  1 2X  X 2X  1 2X  0  1  1  X  1  1  0  X  1  1  1  1  1  X  1  1  0  0  1  1  1  X  1  1  1 2X  1  1  0  1  1  1 2X  1  1
 0  1  0  0  0 2X+1  1  1 2X+2 2X+1  1  2  2  X 2X 2X  X 2X+2 X+1  1  1  1  1 2X+2  1  2  1  1  X  0 2X+1  1  1 X+1  X  1 2X+1  1 2X 2X+2 X+2  0 2X  X X+2  1  1  X X+2  1  1 2X+2  2  1 X+1 2X+1  1 2X  2  0  2 X+1  X  1 X+2  1  1  1 2X X+1  1  1  0  X  1  1  1  X  1 2X+2 X+2 X+2 2X 2X+2 2X
 0  0  1  1  2 2X+2  1 X+2 2X+1 2X  1  X X+2 X+2  1  0 X+1 X+1  X X+2  1  2 X+1  X  X X+2  0 2X 2X  1 X+1 X+2  1 X+1 2X+1 2X+2  0 2X+2  1  0  0  0 X+1  0 2X+1  X X+2  1  2 2X+1  1 2X+1 2X  1  1 X+1 2X+1  1 2X+2 X+1 X+2 2X  1  X 2X+1  2 X+2  0  2  2  X  2 X+2 2X+2 2X  2 2X+1 2X+2 X+1 X+1 2X 2X+1  1  0 2X+1
 0  0  0 2X  0  0  0  0  0 2X  X  0  0  0  X 2X  X 2X  X  X  0  0  0  0  X 2X  X 2X  0 2X 2X 2X  X 2X  X  X  0 2X  X 2X 2X  X  X 2X  X 2X  X  X  0 2X  0  X 2X  0  X  X 2X 2X  0  0  X 2X  0 2X 2X 2X 2X  0 2X  0 2X  0  X  X  0  X  X 2X  0  X  X  0  0 2X 2X
 0  0  0  0  X  X  X  0  X  0  X  0 2X  0  X  0  X  0  0  0 2X 2X 2X 2X  X 2X  X 2X 2X 2X  X  0 2X 2X  0 2X  0  X  0 2X  0 2X 2X  X  X  X 2X 2X  0 2X  X  0  X 2X  0 2X  X 2X  X  0  0  X 2X  0  X  0 2X  X  X  0 2X 2X  X 2X 2X  0 2X 2X  0 2X  X 2X 2X  X  X

generates a code of length 85 over Z3[X]/(X^2) who´s minimum homogenous weight is 159.

Homogenous weight enumerator: w(x)=1x^0+366x^159+984x^162+1104x^165+1030x^168+884x^171+694x^174+540x^177+452x^180+244x^183+186x^186+46x^189+28x^192+2x^195

The gray image is a linear code over GF(3) with n=255, k=8 and d=159.
This code was found by Heurico 1.16 in 0.891 seconds.