The generator matrix

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

generates a code of length 93 over Z8 who´s minimum homogenous weight is 86.

Homogenous weight enumerator: w(x)=1x^0+50x^86+264x^87+350x^88+436x^89+382x^90+430x^91+234x^92+326x^93+235x^94+288x^95+185x^96+236x^97+104x^98+142x^99+118x^100+86x^101+62x^102+44x^103+40x^104+28x^105+14x^106+16x^107+16x^108+8x^109+1x^110

The gray image is a code over GF(2) with n=372, k=12 and d=172.
This code was found by Heurico 1.16 in 0.956 seconds.