The generator matrix

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

generates a code of length 48 over Z2[X]/(X^3) who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+66x^45+114x^46+80x^47+42x^48+60x^49+84x^50+32x^51+3x^52+14x^53+10x^54+1x^56+4x^61+1x^76

The gray image is a linear code over GF(2) with n=192, k=9 and d=90.
This code was found by Heurico 1.16 in 0.058 seconds.