The generator matrix

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

generates a code of length 74 over Z8 who´s minimum homogenous weight is 67.

Homogenous weight enumerator: w(x)=1x^0+128x^67+167x^68+352x^69+247x^70+410x^71+279x^72+454x^73+243x^74+394x^75+249x^76+406x^77+170x^78+242x^79+105x^80+108x^81+30x^82+30x^83+18x^84+16x^85+10x^86+4x^87+10x^88+6x^89+2x^90+8x^91+2x^92+2x^93+1x^94+1x^96+1x^98

The gray image is a code over GF(2) with n=296, k=12 and d=134.
This code was found by Heurico 1.16 in 65.1 seconds.