The generator matrix

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

generates a code of length 50 over Z3[X]/(X^2) who´s minimum homogenous weight is 91.

Homogenous weight enumerator: w(x)=1x^0+252x^91+384x^92+146x^93+432x^94+588x^95+142x^96+594x^97+564x^98+126x^99+504x^100+348x^101+104x^102+438x^103+462x^104+94x^105+402x^106+342x^107+62x^108+216x^109+150x^110+38x^111+66x^112+66x^113+16x^114+12x^115+12x^116

The gray image is a linear code over GF(3) with n=150, k=8 and d=91.
This code was found by Heurico 1.16 in 13.1 seconds.