The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+88x^67+316x^68+416x^69+929x^70+948x^71+1180x^72+1102x^73+1559x^74+1138x^75+1507x^76+1176x^77+1428x^78+960x^79+1033x^80+668x^81+774x^82+392x^83+342x^84+204x^85+90x^86+52x^87+34x^88+14x^89+19x^90+6x^91+3x^92+4x^93+1x^102

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.