The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+78x^67+330x^68+546x^69+872x^70+890x^71+1106x^72+1174x^73+1379x^74+1232x^75+1480x^76+1246x^77+1361x^78+1100x^79+1034x^80+734x^81+679x^82+416x^83+306x^84+194x^85+105x^86+46x^87+26x^88+8x^89+16x^90+14x^91+4x^92+2x^93+2x^94+1x^96+2x^98

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 10.8 seconds.