The generator matrix

 1  0  0  1  1  1  2  1  1  6  1  4  1  6  1  1  6  0  1  1  4  4  1  1  0  1  1  2  2  1  0  1  1  4  1  1  0  1  1  1  2  6  6  1  1  6  1  1  1  1  1  2  1  1  1  4  1  1  0  1  6  4  0  1  0  1  1  1  6  1  1  1  1  1  1  2  1  1  4  1  2  4  1  1  1  1  1  2  1  1  1  1
 0  1  0  2  1  3  1  0  6  4  7  1  3  1  2  5  1  1  1  4  6  1  1  3  1  6  2  2  1  6  1  1  4  6  7  1  1  1  0  4  1  1  1  0  7  4  7  6  6  1  7  1  6  4  1  4  5  0  1  0  2  1  1  1  1  7  2  5  1  4  3  6  0  6  4  2  7  5  1  6  2  1  0  4  1  0  2  2  7  7  5  1
 0  0  1  1  3  6  1  6  3  1  1  1  0  0  6  0  3  6  1  5  1  6  2  3  5  0  3  1  6  0  3  4  7  1  4  6  0  1  4  3  6  6  7  1  5  1  6  5  0  7  2  1  1  2  1  1  3  4  5  0  1  4  1  1  4  3  1  6  1  6  3  6  4  6  1  1  4  3  7  1  1  5  5  5  2  7  0  1  3  3  3  1
 0  0  0  4  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  4  0  0  0  0  4  0  0  4  4  4  4  0  4  4  4  4  0  4  4  0  4  4  4  0  4  4  0  0  4  4  4  4  0  4  0  0  0  4  4  0  0  0  4  0  4  0  4  4  4  4  4  4  0  0  0  4  0  0  4  4  4  0  4  4  0  4  0  4  0  4  0
 0  0  0  0  4  0  0  0  0  0  4  0  4  4  4  0  0  0  0  4  4  4  4  4  0  0  4  4  4  0  0  0  0  4  0  4  0  0  4  4  4  0  4  0  0  4  4  0  4  0  4  4  4  0  4  4  4  4  0  4  4  0  4  4  0  4  4  4  4  4  4  0  0  4  4  0  0  4  0  0  0  4  4  4  0  4  0  0  0  0  0  0
 0  0  0  0  0  4  0  0  0  0  0  0  4  0  0  4  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  4  0  0  4  4  0  4  4  0  4  4  4  4  4  0  4  0  0  0  4  0  4  0  0  4  4  4  4  4  4  4  0  0  0  0  4  4  4  4  0  0  4  0  0  0  0  4  4  4  4  4  4  4  0  4  4  4  0  0  4  4
 0  0  0  0  0  0  4  0  0  0  0  4  4  4  4  0  4  0  4  4  4  4  4  0  4  0  4  4  4  0  4  0  0  4  0  4  0  0  4  4  0  4  0  0  4  0  0  4  0  0  0  4  0  4  4  0  4  0  4  0  4  4  4  4  4  0  4  0  0  0  0  4  4  0  0  4  0  0  0  0  4  4  4  0  0  0  0  0  4  0  4  4
 0  0  0  0  0  0  0  4  0  0  4  4  4  4  0  4  0  0  0  4  0  4  0  0  4  4  4  4  0  4  0  4  4  4  0  0  0  4  4  4  0  4  0  0  0  0  0  0  0  4  0  4  4  0  0  4  4  0  0  4  0  0  4  4  0  4  0  4  4  4  0  0  4  4  0  4  0  4  0  4  4  0  4  0  0  0  0  4  4  4  0  4
 0  0  0  0  0  0  0  0  4  4  0  0  0  0  0  4  4  4  4  4  0  4  4  4  4  4  4  0  0  0  4  4  4  0  0  4  0  0  4  0  0  0  0  0  0  0  4  0  4  0  0  4  0  0  4  4  4  4  4  4  0  4  4  0  4  0  4  4  4  0  0  0  4  4  4  4  4  4  4  0  4  4  4  4  0  0  0  0  0  4  4  0

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

Homogenous weight enumerator: w(x)=1x^0+93x^80+116x^81+350x^82+432x^83+960x^84+942x^85+1491x^86+1394x^87+2201x^88+1928x^89+2749x^90+2392x^91+2836x^92+2434x^93+2810x^94+1912x^95+2160x^96+1320x^97+1442x^98+868x^99+802x^100+374x^101+299x^102+150x^103+131x^104+44x^105+49x^106+20x^107+24x^108+10x^109+20x^110+6x^112+2x^114+2x^116+4x^118

The gray image is a code over GF(2) with n=368, k=15 and d=160.
This code was found by Heurico 1.16 in 58.7 seconds.