The generator matrix

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

generates a code of length 84 over Z8 who´s minimum homogenous weight is 79.

Homogenous weight enumerator: w(x)=1x^0+52x^79+117x^80+132x^81+138x^82+96x^83+60x^84+104x^85+94x^86+64x^87+58x^88+44x^89+6x^90+8x^91+18x^92+8x^93+18x^94+1x^100+4x^111+1x^116

The gray image is a code over GF(2) with n=336, k=10 and d=158.
This code was found by Heurico 1.16 in 0.368 seconds.