The generator matrix

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

generates a code of length 72 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+206x^66+252x^67+496x^68+360x^69+428x^70+288x^71+505x^72+192x^73+364x^74+136x^75+251x^76+156x^77+132x^78+88x^79+106x^80+48x^81+46x^82+4x^83+17x^84+12x^85+8x^86

The gray image is a code over GF(2) with n=288, k=12 and d=132.
This code was found by Heurico 1.11 in 0.452 seconds.