The generator matrix

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

generates a code of length 82 over Z8 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+450x^76+604x^78+900x^80+688x^82+546x^84+356x^86+254x^88+108x^90+128x^92+32x^94+21x^96+4x^98+4x^100

The gray image is a code over GF(2) with n=328, k=12 and d=152.
This code was found by Heurico 1.16 in 61.6 seconds.