The generator matrix

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

generates a code of length 77 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 151.

Homogenous weight enumerator: w(x)=1x^0+288x^151+306x^152+224x^153+792x^154+234x^155+116x^156+36x^157+2x^159+126x^160+54x^161+4x^168+4x^174

The gray image is a code over GF(3) with n=693, k=7 and d=453.
This code was found by Heurico 1.16 in 0.195 seconds.