The generator matrix

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

generates a code of length 70 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 134.

Homogenous weight enumerator: w(x)=1x^0+942x^134+1494x^135+1464x^136+2034x^137+2050x^138+1974x^139+1602x^140+1460x^141+1206x^142+1416x^143+1388x^144+498x^145+918x^146+636x^147+366x^148+198x^149+4x^150+18x^152+6x^153+8x^156

The gray image is a code over GF(3) with n=630, k=9 and d=402.
This code was found by Heurico 1.16 in 1.12 seconds.