The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  1  1  2  1  1  1  1  1  1  1  2  1  2  1  1  1  2  2  1  1  1  2  1  4  1  1  1  2  1  1  1  1  2  2  2  2  2  1  1  1  4  2  1  2
 0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  0  0  0  4  4  4  0  4  4  0  0  4  0  0  4  4  0  4  4  4  4  0  0  4  4  0  4  4  4  4  4  0  0  0  0  0  4  4  0  0  4  0  4  4  0  0  4  4  0  0  4  0  4  4  0  4  4  0  4  4  0  0  0  0  4  0  4  4  4  4
 0  0  4  0  0  0  0  0  0  0  0  0  4  0  0  4  4  4  4  4  4  0  0  0  0  0  0  0  0  4  0  4  4  4  4  4  4  4  0  4  0  0  4  4  4  0  0  0  0  4  0  4  4  4  0  0  4  4  0  4  0  0  4  4  0  0  4  0  4  0  0  0  4  0  0  4  4  0  4  4  0  0  0  4  4  4  0  4  4  4  4  4
 0  0  0  4  0  0  0  0  0  0  0  0  4  4  4  4  4  0  4  4  4  4  0  0  4  4  4  4  4  4  0  4  0  4  4  0  4  0  0  0  0  0  0  4  0  0  0  4  0  0  4  4  4  0  0  4  4  0  4  4  4  4  0  4  0  0  0  4  0  4  0  0  0  0  0  0  0  0  4  4  0  4  4  0  0  0  0  0  4  4  4  4
 0  0  0  0  4  0  0  0  0  0  0  4  0  4  4  0  4  4  4  0  4  0  4  0  4  0  0  4  0  4  0  0  0  0  0  4  4  0  0  4  0  0  0  4  4  4  4  4  0  4  4  0  4  0  4  4  0  4  4  4  4  0  0  0  0  4  0  0  0  0  4  4  0  4  0  0  4  0  0  0  4  4  4  4  0  0  0  0  0  4  0  4
 0  0  0  0  0  4  0  0  0  0  0  4  0  0  4  4  4  4  4  0  0  4  4  0  0  0  4  0  0  0  4  4  0  4  4  0  4  4  4  4  0  4  0  4  0  4  0  0  4  0  4  0  4  0  4  4  4  4  0  0  0  0  0  0  0  0  4  4  4  0  4  4  0  0  0  4  0  4  4  0  0  0  4  0  0  4  0  4  4  0  0  0
 0  0  0  0  0  0  4  0  0  0  4  0  0  0  4  4  0  0  4  0  0  4  4  0  4  4  4  0  4  4  4  0  0  0  0  4  4  0  4  0  4  0  0  4  4  4  0  0  0  4  0  4  0  0  4  0  4  0  4  4  4  0  0  0  4  0  0  4  4  4  0  4  0  0  4  4  0  4  0  4  0  4  0  4  4  4  4  0  0  4  0  0
 0  0  0  0  0  0  0  4  0  0  4  0  0  4  0  0  4  0  0  4  0  4  4  4  0  4  0  4  4  4  0  4  4  0  4  0  0  4  0  4  4  0  0  0  0  4  4  4  0  4  0  4  0  4  0  0  4  0  4  4  0  0  0  4  0  0  4  4  0  0  4  0  0  4  4  4  0  4  4  4  0  0  4  4  4  4  0  0  0  4  0  0
 0  0  0  0  0  0  0  0  4  0  4  4  4  4  0  0  0  0  4  0  0  0  0  4  4  0  0  4  4  0  4  0  4  0  0  4  0  0  4  4  4  0  0  4  4  0  0  0  4  4  4  0  4  0  0  0  4  4  0  4  4  4  4  0  4  0  4  0  4  0  0  0  4  4  0  4  0  4  0  0  4  0  4  0  4  0  0  0  4  0  0  4
 0  0  0  0  0  0  0  0  0  4  4  4  4  0  0  4  4  4  4  4  0  4  4  4  4  0  4  0  4  4  4  0  4  0  4  0  4  0  0  4  4  0  4  4  4  4  0  4  4  4  4  0  0  4  4  0  0  4  4  4  4  4  4  4  0  4  4  4  4  4  4  4  0  4  0  0  4  4  4  4  4  4  4  4  4  4  0  4  4  4  0  0

generates a code of length 92 over Z8 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+137x^80+6x^82+246x^84+84x^86+272x^88+686x^90+1317x^92+672x^94+269x^96+74x^98+143x^100+12x^102+102x^104+2x^106+47x^108+17x^112+6x^116+2x^120+1x^148

The gray image is a code over GF(2) with n=368, k=12 and d=160.
This code was found by Heurico 1.16 in 37 seconds.