The generator matrix

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

generates a code of length 70 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 135.

Homogenous weight enumerator: w(x)=1x^0+378x^135+852x^136+582x^137+810x^138+810x^139+432x^140+408x^141+720x^142+324x^143+400x^144+498x^145+114x^146+156x^147+36x^148+8x^150+4x^153+6x^155+6x^156+14x^159+2x^168

The gray image is a code over GF(3) with n=630, k=8 and d=405.
This code was found by Heurico 1.16 in 0.244 seconds.