The generator matrix

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

generates a code of length 46 over Z3[X]/(X^2) who´s minimum homogenous weight is 85.

Homogenous weight enumerator: w(x)=1x^0+204x^85+242x^87+378x^88+148x^90+258x^91+108x^93+252x^94+104x^96+174x^97+90x^99+114x^100+18x^102+66x^103+14x^105+6x^106+2x^108+6x^109+2x^117

The gray image is a linear code over GF(3) with n=138, k=7 and d=85.
This code was found by Heurico 1.16 in 0.0635 seconds.