The generator matrix

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

generates a code of length 79 over Z8 who´s minimum homogenous weight is 73.

Homogenous weight enumerator: w(x)=1x^0+112x^73+169x^74+186x^75+177x^76+192x^77+218x^78+174x^79+156x^80+120x^81+130x^82+104x^83+91x^84+54x^85+58x^86+30x^87+17x^88+28x^89+1x^90+18x^91+4x^92+6x^93+2x^104

The gray image is a code over GF(2) with n=316, k=11 and d=146.
This code was found by Heurico 1.16 in 0.825 seconds.