The generator matrix

 1  0  1  1  1  1  1 X+6  1  1 2X  1  1  1  1 X+6  1  1  1  0  1  1  1 2X  1  1  1  3  1  1  1 X+6  1  1  1  1  1 X+3  1 2X+3 X+3  1  1  1  1  1  1 X+6  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1 2X  1  X  1
 0  1 2X+7  8 X+6 X+1 X+5  1 2X 2X+8  1  7  0 X+5 2X+7  1 X+6 X+1  8  1 2X  7 2X+8  1 X+3 X+4 2X+2  1 2X+3  4  8  1 X+2  0 2X+7  2  3  1 2X+4  1  1  0 2X+7  8  3 2X+4  2  1 X+6 X+3 2X  3 X+6  X X+3 2X 2X+3 X+1 X+4  7 2X+4 X+1 X+7 X+4  7  4 2X+3 2X+4  3  4 X+5  1 2X+8  1 2X+6  3 X+3
 0  0  6  0  6  3  3  0  0  0  3  6  6  3  3  3  6  3  3  0  0  6  0  3  6  3  0  0  0  6  3  3  3  0  3  0  6  0  6  3  3  6  6  0  0  3  3  0  0  3  6  3  0  3  0  6  6  6  0  3  0  6  0  6  3  3  3  0  3  0  6  6  6  6  3  6  0
 0  0  0  3  3  6  3  3  3  6  0  6  0  6  0  3  6  3  0  6  6  3  0  6  0  0  3  3  0  0  6  6  0  6  3  0  3  0  6  3  0  6  3  6  3  6  3  6  6  3  3  6  3  0  0  0  6  0  0  3  3  6  6  3  0  6  6  0  0  6  6  3  0  6  3  6  3

generates a code of length 77 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 148.

Homogenous weight enumerator: w(x)=1x^0+270x^148+450x^149+420x^150+678x^151+918x^152+372x^153+684x^154+792x^155+72x^156+450x^157+684x^158+294x^159+300x^160+54x^161+50x^162+36x^163+18x^164+12x^169+6x^186

The gray image is a code over GF(3) with n=693, k=8 and d=444.
This code was found by Heurico 1.16 in 0.317 seconds.