The generator matrix

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

generates a code of length 76 over Z8 who´s minimum homogenous weight is 67.

Homogenous weight enumerator: w(x)=1x^0+126x^67+355x^68+530x^69+754x^70+920x^71+1056x^72+1196x^73+1267x^74+1376x^75+1419x^76+1430x^77+1321x^78+1174x^79+993x^80+754x^81+575x^82+418x^83+292x^84+158x^85+99x^86+70x^87+34x^88+22x^89+14x^90+12x^91+9x^92+6x^93+2x^94+1x^100

The gray image is a code over GF(2) with n=304, k=14 and d=134.
This code was found by Heurico 1.16 in 13.3 seconds.