The generator matrix

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

generates a code of length 74 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+84x^66+236x^67+385x^68+572x^69+616x^70+672x^71+750x^72+706x^73+682x^74+554x^75+565x^76+624x^77+490x^78+382x^79+282x^80+224x^81+150x^82+68x^83+52x^84+38x^85+22x^86+6x^87+11x^88+10x^89+4x^90+2x^91+2x^92+2x^93

The gray image is a code over GF(2) with n=296, k=13 and d=132.
This code was found by Heurico 1.16 in 2.81 seconds.