The generator matrix

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

generates a code of length 74 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+106x^66+204x^67+500x^68+362x^69+758x^70+486x^71+874x^72+566x^73+847x^74+500x^75+800x^76+438x^77+633x^78+284x^79+310x^80+132x^81+173x^82+44x^83+69x^84+30x^85+37x^86+14x^87+3x^88+6x^89+6x^90+4x^91+3x^92+2x^93

The gray image is a code over GF(2) with n=296, k=13 and d=132.
This code was found by Heurico 1.16 in 2.76 seconds.