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

generates a code of length 86 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 165.

Homogenous weight enumerator: w(x)=1x^0+432x^165+18x^166+54x^167+612x^168+108x^169+810x^170+876x^171+702x^172+1458x^173+706x^174+144x^175+108x^176+166x^177+136x^180+104x^183+68x^186+56x^189+2x^243

The gray image is a code over GF(3) with n=774, k=8 and d=495.
This code was found by Heurico 1.16 in 3.57 seconds.