The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3  1  1  X  1  X  1  1  0  X  1  1  X  X  X  1  1  1  1  1  X  X  X
 0  X  0  0 2X X+3  X 2X+3 2X  6  3 X+3 X+3 2X+3 2X  3 X+6 2X+3  X X+3  X 2X  6 2X+6  0 2X+3 X+3  X  X  3  3  6 X+6 2X X+3  X  6  X 2X+3 2X+6 2X  0  6  6 2X+3  3 2X+6 X+3  0  6 X+3 2X  6  0 2X+6 2X 2X+3  6 2X+3  0 2X  0  X 2X+6 2X X+3  3 2X 2X+3  6  X  X 2X+3  3 2X X+6  X  6 2X 2X+3 2X+6 2X 2X+3 2X X+3
 0  0  X 2X  6 2X+3  X X+3 2X+6 2X+3  0 2X+3  6 2X  6  X  X X+6 2X  0 X+6 2X 2X+3 X+6 X+6  3  0 2X+3  X  0 2X+3  6 X+3 X+6 2X X+6  X  6  6 2X+6 X+6  0  6 X+6  6 X+3  3  3 2X+6 2X+6 2X  X X+6  6  0  X 2X+3 X+3  X 2X 2X+3 2X+6 X+3 2X+6 2X+6 2X+3  6  3  0  3  0 X+6  0 X+6  3 2X+3 X+3 2X 2X+6 2X+3  3  3 X+3 X+3  0
 0  0  0  6  0  0  0  0  0  0  3  6  3  6  3  3  6  3  3  6  3  3  3  6  6  6  3  3  3  6  6  0  6  6  6  0  3  0  6  3  3  6  3  0  0  6  3  6  3  0  0  0  6  3  6  3  6  3  0  0  0  6  0  6  3  6  0  0  6  6  6  6  3  0  6  0  3  3  6  0  0  0  6  6  3

generates a code of length 85 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 163.

Homogenous weight enumerator: w(x)=1x^0+282x^163+348x^164+240x^165+594x^166+312x^167+618x^168+672x^169+366x^170+1034x^171+912x^172+204x^173+262x^174+300x^175+60x^176+4x^177+66x^178+42x^179+6x^180+48x^181+90x^182+12x^183+36x^184+24x^185+6x^188+6x^189+6x^191+6x^193+2x^201+2x^222

The gray image is a code over GF(3) with n=765, k=8 and d=489.
This code was found by Heurico 1.16 in 84.6 seconds.