The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+356x^90+474x^91+1758x^92+3394x^93+4344x^94+7674x^95+9750x^96+10806x^97+16254x^98+20346x^99+18348x^100+22248x^101+22158x^102+14568x^103+11532x^104+7086x^105+2670x^106+2088x^107+708x^108+240x^109+90x^110+68x^111+42x^112+72x^113+36x^114+24x^115+6x^117+6x^119

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 46 seconds.