The generator matrix

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

generates a code of length 85 over Z2[X]/(X^2) who´s minimum homogenous weight is 71.

Homogenous weight enumerator: w(x)=1x^0+74x^71+152x^72+252x^73+325x^74+442x^75+506x^76+548x^77+635x^78+668x^79+799x^80+786x^81+804x^82+860x^83+927x^84+874x^85+892x^86+924x^87+837x^88+848x^89+726x^90+692x^91+654x^92+534x^93+401x^94+334x^95+266x^96+208x^97+159x^98+94x^99+73x^100+36x^101+22x^102+8x^103+9x^104+10x^105+1x^106+1x^110+1x^114+1x^126

The gray image is a linear code over GF(2) with n=170, k=14 and d=71.
This code was found by Heurico 1.16 in 99.8 seconds.