The generator matrix

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

generates a code of length 97 over Z8 who´s minimum homogenous weight is 86.

Homogenous weight enumerator: w(x)=1x^0+54x^86+8x^87+209x^88+108x^89+389x^90+200x^91+567x^92+400x^93+704x^94+560x^95+683x^96+520x^97+669x^98+560x^99+688x^100+400x^101+548x^102+200x^103+343x^104+108x^105+165x^106+8x^107+41x^108+14x^110+6x^112+7x^114+12x^116+6x^118+6x^120+2x^122+2x^124+2x^126+2x^132

The gray image is a code over GF(2) with n=388, k=13 and d=172.
This code was found by Heurico 1.16 in 5.72 seconds.