The generator matrix

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

generates a code of length 52 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 93.

Homogenous weight enumerator: w(x)=1x^0+312x^93+1218x^94+3042x^95+5506x^96+10992x^97+13770x^98+17908x^99+30978x^100+36384x^101+43218x^102+60426x^103+62508x^104+57386x^105+63234x^106+47352x^107+32006x^108+24624x^109+11568x^110+4932x^111+2796x^112+768x^113+222x^114+114x^115+24x^116+86x^117+18x^118+18x^119+18x^120+12x^122

The gray image is a code over GF(3) with n=468, k=12 and d=279.
This code was found by Heurico 1.16 in 361 seconds.