The generator matrix

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

generates a code of length 92 over Z8 who´s minimum homogenous weight is 84.

Homogenous weight enumerator: w(x)=1x^0+105x^84+404x^85+394x^86+652x^87+576x^88+716x^89+582x^90+730x^91+528x^92+648x^93+456x^94+510x^95+390x^96+382x^97+278x^98+306x^99+152x^100+122x^101+66x^102+94x^103+37x^104+30x^105+12x^106+12x^107+3x^108+2x^109+2x^110+2x^118

The gray image is a code over GF(2) with n=368, k=13 and d=168.
This code was found by Heurico 1.16 in 3.19 seconds.