The generator matrix

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

generates a code of length 75 over Z2[X]/(X^2) who´s minimum homogenous weight is 70.

Homogenous weight enumerator: w(x)=1x^0+122x^70+91x^72+130x^74+80x^78+19x^80+34x^82+6x^86+13x^88+10x^90+4x^96+2x^98

The gray image is a linear code over GF(2) with n=150, k=9 and d=70.
This code was found by Heurico 1.16 in 3.3 seconds.