The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+268x^79+63x^80+404x^81+34x^82+412x^83+81x^84+240x^85+20x^86+196x^87+30x^88+100x^89+10x^90+72x^91+11x^92+40x^93+24x^95+1x^96+16x^97+20x^99+4x^100+1x^104

The gray image is a code over GF(2) with n=336, k=11 and d=158.
This code was found by Heurico 1.16 in 35.5 seconds.