The generator matrix

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

generates a code of length 92 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 171.

Homogenous weight enumerator: w(x)=1x^0+674x^171+1128x^172+3882x^173+6144x^174+7410x^175+11454x^176+15510x^177+18036x^178+25530x^179+28790x^180+31188x^181+40002x^182+44600x^183+42462x^184+49080x^185+46680x^186+36978x^187+36636x^188+29666x^189+19236x^190+15366x^191+9784x^192+5130x^193+3258x^194+1428x^195+660x^196+348x^197+116x^198+54x^199+60x^200+36x^201+42x^202+18x^203+18x^204+18x^206+6x^207+12x^210

The gray image is a code over GF(3) with n=828, k=12 and d=513.
This code was found by Heurico 1.16 in 676 seconds.