The generator matrix

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

generates a code of length 75 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+51x^66+180x^67+203x^68+362x^69+468x^70+570x^71+662x^72+612x^73+702x^74+706x^75+751x^76+690x^77+602x^78+478x^79+343x^80+282x^81+187x^82+106x^83+68x^84+52x^85+26x^86+32x^87+12x^88+18x^89+8x^90+8x^91+5x^92+4x^94+2x^96+1x^100

The gray image is a code over GF(2) with n=300, k=13 and d=132.
This code was found by Heurico 1.16 in 3.56 seconds.