The generator matrix

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

generates a code of length 52 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 99.

Homogenous weight enumerator: w(x)=1x^0+256x^99+600x^100+702x^101+880x^102+888x^103+606x^104+460x^105+510x^106+582x^107+552x^108+414x^109+42x^110+6x^111+12x^112+12x^113+8x^114+10x^117+14x^120+6x^121

The gray image is a code over GF(3) with n=468, k=8 and d=297.
This code was found by Heurico 1.16 in 0.133 seconds.