The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+50x^76+76x^77+128x^78+82x^79+67x^80+44x^81+17x^82+18x^83+12x^84+4x^85+6x^86+5x^92+1x^94+1x^104

The gray image is a code over GF(2) with n=316, k=9 and d=152.
This code was found by Heurico 1.11 in 0.164 seconds.