The generator matrix

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

generates a code of length 73 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+36x^66+206x^67+267x^68+424x^69+357x^70+410x^71+344x^72+384x^73+269x^74+354x^75+216x^76+234x^77+139x^78+182x^79+86x^80+64x^81+35x^82+32x^83+18x^84+12x^85+12x^86+9x^88+3x^92+2x^93

The gray image is a code over GF(2) with n=292, k=12 and d=132.
This code was found by Heurico 1.16 in 0.809 seconds.