The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  2  1  4  1  1  1  1  1  0  1  1  2  1  1  1  1  2  4  1  1  1  4  1  1  2  4  1  2  0  2  2  1  1  1  1  2  1  1  1  2  1  4  2  1  1  2  1  1
 0  2  0  0  0  0  0  0  0  2  6  2  2  6  2  2  4  0  4  6  6  2  2  4  2  4  0  6  4  6  2  4  4  4  4  4  0  4  6  0  0  4  0  4  6  2  6  0  2  6  6  2  0  2  4  2  6  6  0  0  4  2  0  0  6  2  0  6  6  6  2  4  6  0  2  6  2  6  2  6  6  6  0  6  2
 0  0  2  0  0  0  2  6  2  2  2  4  2  2  0  4  4  6  0  0  2  0  4  0  6  6  0  6  2  4  2  6  6  4  2  0  6  6  0  2  0  6  2  6  4  6  2  6  4  6  4  0  4  4  0  0  6  6  2  6  2  2  2  6  4  6  6  2  4  6  6  4  0  2  0  2  4  6  0  2  2  4  6  2  0
 0  0  0  2  0  2  2  2  4  4  0  0  2  6  6  2  4  6  2  2  6  0  6  2  0  4  0  2  4  4  0  6  6  0  2  6  4  2  6  2  2  0  0  2  2  2  2  4  6  2  6  0  0  4  2  4  6  0  2  2  0  6  2  2  4  4  0  0  4  4  4  6  2  6  4  2  0  0  4  6  2  6  0  2  2
 0  0  0  0  2  2  4  6  2  4  2  2  6  4  4  6  0  2  2  4  0  6  6  4  4  6  2  6  4  4  6  4  6  6  4  6  4  0  4  4  2  2  4  4  0  4  2  6  4  0  6  2  4  4  6  4  2  4  2  2  2  2  0  2  6  2  6  6  0  6  0  4  0  6  4  0  2  6  0  4  6  0  2  4  0
 0  0  0  0  0  4  4  4  0  0  4  4  4  4  0  0  4  0  0  4  0  0  4  4  4  4  4  0  4  4  0  0  0  0  0  4  0  4  4  0  0  0  4  0  0  4  0  4  0  4  4  0  0  0  0  0  4  4  0  4  0  4  4  0  4  4  4  0  0  4  4  4  0  0  4  0  4  0  0  0  4  0  4  4  0

generates a code of length 85 over Z8 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+111x^76+8x^77+284x^78+44x^79+373x^80+108x^81+390x^82+220x^83+495x^84+268x^85+442x^86+228x^87+344x^88+100x^89+218x^90+20x^91+165x^92+28x^93+86x^94+84x^96+40x^98+20x^100+12x^102+6x^104+1x^132

The gray image is a code over GF(2) with n=340, k=12 and d=152.
This code was found by Heurico 1.16 in 1.64 seconds.