The generator matrix

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

generates a code of length 79 over Z8 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+32x^76+180x^77+40x^78+120x^79+22x^80+24x^81+18x^82+40x^83+8x^84+12x^85+8x^89+4x^90+1x^96+2x^98

The gray image is a code over GF(2) with n=316, k=9 and d=152.
This code was found by Heurico 1.16 in 0.115 seconds.