The generator matrix

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

generates a code of length 75 over Z8 who´s minimum homogenous weight is 67.

Homogenous weight enumerator: w(x)=1x^0+72x^67+265x^68+412x^69+511x^70+626x^71+715x^72+654x^73+633x^74+794x^75+671x^76+550x^77+537x^78+456x^79+434x^80+302x^81+188x^82+142x^83+74x^84+56x^85+43x^86+18x^87+14x^88+8x^89+3x^90+4x^91+2x^92+2x^93+5x^94

The gray image is a code over GF(2) with n=300, k=13 and d=134.
This code was found by Heurico 1.16 in 2.85 seconds.