The generator matrix

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

generates a code of length 73 over Z2[X]/(X^2) who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+52x^69+45x^70+51x^72+36x^73+28x^77+15x^78+11x^80+12x^81+3x^86+1x^94+1x^120

The gray image is a linear code over GF(2) with n=146, k=8 and d=69.
This code was found by Heurico 1.16 in 66.9 seconds.