The generator matrix

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

generates a code of length 70 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 128.

Homogenous weight enumerator: w(x)=1x^0+546x^128+884x^129+3696x^130+6168x^131+7560x^132+13758x^133+16902x^134+20652x^135+31044x^136+35700x^137+40928x^138+51624x^139+52920x^140+51082x^141+53790x^142+44688x^143+33092x^144+28626x^145+17796x^146+8820x^147+6372x^148+2874x^149+968x^150+522x^151+162x^152+24x^153+72x^154+84x^155+2x^156+30x^157+30x^158+6x^159+6x^160+6x^161+6x^162

The gray image is a code over GF(3) with n=630, k=12 and d=384.
This code was found by Heurico 1.16 in 486 seconds.