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

generates a code of length 70 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 129.

Homogenous weight enumerator: w(x)=1x^0+136x^129+156x^130+168x^131+500x^132+282x^133+282x^134+684x^135+780x^136+936x^137+2038x^138+2052x^139+2988x^140+3442x^141+1914x^142+1164x^143+422x^144+366x^145+138x^146+336x^147+120x^148+96x^149+212x^150+84x^151+30x^152+192x^153+60x^154+24x^155+42x^156+12x^157+6x^158+4x^159+6x^160+6x^162+2x^165+2x^192

The gray image is a code over GF(3) with n=630, k=9 and d=387.
This code was found by Heurico 1.16 in 2.32 seconds.