The generator matrix

 1  0  0  1  1  1  X  1  1  1  0  1  0  X  1  1  1  1  X  X  1  1  X  1  X  1  0  1  1  1  1  X  1  1  0  0  1  1  0  0  X  X  X  1  1
 0  1  0  0  1 X+1  1  0  X  1  1 X+1  1  X X+1  1  X  0  1  1  1  1  0  1  0  X  1  X  0 X+1  0  0  X  X  1  1 X+1 X+1  1  1  1  1  1  0  0
 0  0  1  1  1  0  1  X  1 X+1 X+1  X  0  1 X+1 X+1  1  X  X X+1  X  0  1 X+1  1  0  X  0  0  1  1  0  1 X+1 X+1  1  0  X X+1  1 X+1  0  X  0  0
 0  0  0  X  0  0  0  0  0  0  0  X  X  X  X  X  0  X  0  X  0  X  X  0  0  X  X  X  X  0  X  X  X  0  X  0  X  0  0  X  0  X  X  0  0
 0  0  0  0  X  X  0  X  0  0  X  0  0  X  X  0  X  X  X  X  0  X  0  X  X  0  X  X  0  0  X  X  X  X  X  X  X  X  0  0  X  0  0  0  0

generates a code of length 45 over Z2[X]/(X^2) who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+34x^40+60x^42+44x^44+50x^46+33x^48+10x^50+8x^52+6x^54+4x^56+2x^58+4x^60

The gray image is a linear code over GF(2) with n=90, k=8 and d=40.
This code was found by Heurico 1.16 in 0.016 seconds.