The generator matrix

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

generates a code of length 50 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 90.

Homogenous weight enumerator: w(x)=1x^0+322x^90+486x^91+2052x^92+3466x^93+4140x^94+7338x^95+9362x^96+11838x^97+15906x^98+18342x^99+21858x^100+21858x^101+19320x^102+15732x^103+12114x^104+7240x^105+2646x^106+1740x^107+838x^108+102x^109+192x^110+128x^111+54x^112+24x^113+30x^114+6x^115+12x^116

The gray image is a code over GF(3) with n=450, k=11 and d=270.
This code was found by Heurico 1.16 in 49 seconds.