The generator matrix

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

generates a code of length 49 over Z2[X]/(X^2) who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+49x^40+46x^41+93x^42+116x^43+121x^44+136x^45+130x^46+154x^47+146x^48+150x^49+140x^50+130x^51+103x^52+138x^53+92x^54+94x^55+61x^56+36x^57+45x^58+18x^59+23x^60+6x^61+10x^62+7x^64+2x^66+1x^68

The gray image is a linear code over GF(2) with n=98, k=11 and d=40.
This code was found by Heurico 1.16 in 0.442 seconds.