The generator matrix

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

generates a code of length 54 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 100.

Homogenous weight enumerator: w(x)=1x^0+438x^100+984x^101+2104x^102+2856x^103+3912x^104+4318x^105+5220x^106+5430x^107+7188x^108+6144x^109+5562x^110+5666x^111+3912x^112+2598x^113+1300x^114+798x^115+438x^116+30x^117+42x^118+24x^119+36x^120+18x^121+6x^122+10x^123+12x^124+2x^126

The gray image is a code over GF(3) with n=486, k=10 and d=300.
This code was found by Heurico 1.16 in 5.88 seconds.