The generator matrix

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

generates a code of length 69 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+58x^66+124x^67+82x^68+64x^69+63x^70+28x^71+31x^72+24x^73+5x^74+16x^75+13x^76+1x^78+1x^90+1x^92

The gray image is a code over GF(2) with n=276, k=9 and d=132.
This code was found by Heurico 1.11 in 0.0986 seconds.