The generator matrix

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

generates a code of length 68 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 130.

Homogenous weight enumerator: w(x)=1x^0+156x^130+252x^131+714x^132+816x^133+696x^134+596x^135+642x^136+402x^137+630x^138+552x^139+276x^140+356x^141+246x^142+150x^143+36x^144+6x^145+4x^147+2x^150+6x^151+6x^152+6x^153+6x^154+2x^156+2x^159

The gray image is a code over GF(3) with n=612, k=8 and d=390.
This code was found by Heurico 1.16 in 0.186 seconds.