The generator matrix

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

generates a code of length 42 over Z2[X]/(X^2) who´s minimum homogenous weight is 37.

Homogenous weight enumerator: w(x)=1x^0+58x^37+54x^38+30x^39+76x^40+70x^41+46x^42+22x^43+20x^44+34x^45+23x^46+10x^47+25x^48+18x^49+2x^50+2x^51+4x^52+12x^53+2x^54+2x^56+1x^62

The gray image is a linear code over GF(2) with n=84, k=9 and d=37.
This code was found by Heurico 1.16 in 53 seconds.