The generator matrix

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

generates a code of length 85 over Z8 who´s minimum homogenous weight is 74.

Homogenous weight enumerator: w(x)=1x^0+52x^74+118x^75+279x^76+398x^77+611x^78+680x^79+788x^80+960x^81+1187x^82+1348x^83+1229x^84+1462x^85+1294x^86+1106x^87+1028x^88+898x^89+884x^90+686x^91+446x^92+308x^93+206x^94+132x^95+96x^96+54x^97+38x^98+24x^99+34x^100+16x^101+13x^102+2x^103+3x^104+3x^106

The gray image is a code over GF(2) with n=340, k=14 and d=148.
This code was found by Heurico 1.16 in 16.7 seconds.