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

generates a code of length 69 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 132.

Homogenous weight enumerator: w(x)=1x^0+20x^132+12x^133+24x^134+60x^135+78x^136+84x^137+1718x^138+36x^139+36x^140+34x^141+24x^142+12x^143+18x^144+12x^145+6x^146+10x^147+2x^207

The gray image is a code over GF(3) with n=621, k=7 and d=396.
This code was found by Heurico 1.16 in 0.178 seconds.