The generator matrix

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

generates a code of length 91 over Z2[X]/(X^2) who´s minimum homogenous weight is 75.

Homogenous weight enumerator: w(x)=1x^0+54x^75+144x^76+254x^77+436x^78+540x^79+662x^80+746x^81+850x^82+1112x^83+1187x^84+1346x^85+1508x^86+1516x^87+1456x^88+1658x^89+1848x^90+1920x^91+1908x^92+1716x^93+1679x^94+1586x^95+1553x^96+1334x^97+1181x^98+1080x^99+890x^100+726x^101+496x^102+368x^103+324x^104+234x^105+160x^106+122x^107+54x^108+38x^109+33x^110+22x^111+10x^112+12x^113+1x^114+1x^116+2x^120

The gray image is a linear code over GF(2) with n=182, k=15 and d=75.
This code was found by Heurico 1.11 in 80.9 seconds.