The generator matrix

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

generates a code of length 68 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 124.

Homogenous weight enumerator: w(x)=1x^0+330x^124+1008x^125+3332x^126+5262x^127+8742x^128+12004x^129+16602x^130+22080x^131+29994x^132+35988x^133+41754x^134+51538x^135+53862x^136+54222x^137+51284x^138+45216x^139+34182x^140+27490x^141+16722x^142+10470x^143+5376x^144+2196x^145+984x^146+402x^147+168x^148+42x^149+62x^150+60x^151+12x^152+26x^153+6x^154+6x^155+12x^156+6x^157

The gray image is a code over GF(3) with n=612, k=12 and d=372.
This code was found by Heurico 1.16 in 567 seconds.