The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  X  1  X  X  1  1
 0  X  0  0  0 2X 2X^2+X 2X^2+2X  X 2X^2+2X 2X^2 2X^2 2X^2+X 2X^2+2X 2X 2X^2+X 2X^2+X 2X^2+X 2X^2+2X X^2+X X^2+X  0 2X 2X^2+2X 2X^2+2X X^2  0 X^2+2X 2X^2  0 2X^2+2X  X X^2 2X^2 X^2+X  X 2X 2X 2X^2+2X X^2  X X^2+X  X  X X^2 X^2+2X 2X X^2+2X  X 2X^2+2X
 0  0  X  0 X^2 2X^2 X^2 2X^2  0  0 2X^2+X X^2+2X X^2+2X 2X^2+2X X^2+X  X 2X  X X^2+2X  X X^2+2X X^2+2X 2X^2+X 2X^2+X 2X^2+2X  X 2X 2X^2+X 2X^2 X^2+2X 2X^2+2X 2X^2+X  X 2X^2 2X^2+X X^2+2X X^2  0 2X^2+X  X X^2 X^2 2X 2X^2+X  X  0 X^2+2X 2X  X X^2+X
 0  0  0  X 2X^2+2X  0 2X X^2+X  X 2X 2X^2+2X X^2 2X^2  0 X^2 X^2+X X^2+X 2X^2 X^2+2X 2X X^2+2X 2X 2X X^2+X  X  X  X  X  X X^2+X 2X^2+X X^2+X  0 2X^2  0 X^2+2X 2X^2 2X^2+X X^2+2X X^2+2X X^2+2X 2X^2+X  X 2X^2+2X 2X^2  0 X^2 X^2+2X 2X^2+X X^2+X

generates a code of length 50 over Z3[X]/(X^3) who´s minimum homogenous weight is 91.

Homogenous weight enumerator: w(x)=1x^0+282x^91+390x^92+106x^93+540x^94+636x^95+642x^96+786x^97+2484x^98+2062x^99+2658x^100+4062x^101+2120x^102+888x^103+660x^104+106x^105+354x^106+288x^107+32x^108+210x^109+156x^110+24x^111+84x^112+54x^113+8x^114+30x^115+18x^116+2x^135

The gray image is a linear code over GF(3) with n=450, k=9 and d=273.
This code was found by Heurico 1.16 in 24.1 seconds.