The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  1  1  2  1  4  1  1  1  2  2  1  1  2  1  1  4  1  1  1  0  1  1  1  2  0  1  1  0  2  4  0  1  1  1  1  2  1
 0  2  0  0  0  2  6  2  4  0  4  4  2  2  6  2  0  4  0  6  2  4  2  6  0  2  4  6  0  0  6  2  2  6  6  4  4  6  0  4  4  0  6  6  4  6  4  2  2  6  6  0  2  0  2  4  0  4  4  6  0  2  6  0  4  6  2  0  0  4  6  6  4  0
 0  0  2  0  2  2  2  4  6  2  4  0  6  0  2  4  0  2  6  6  4  0  0  2  2  6  0  4  4  2  0  6  2  2  0  2  0  6  0  6  2  2  2  6  0  0  4  4  4  0  2  4  4  0  2  6  2  0  4  2  2  4  2  6  4  2  6  2  4  2  0  0  6  0
 0  0  0  2  2  0  2  6  2  4  0  2  4  0  2  6  4  4  6  6  0  2  6  0  4  2  6  4  0  2  2  0  0  0  0  4  6  6  6  2  2  6  4  6  0  4  6  0  2  4  6  6  6  4  0  0  4  0  0  4  2  4  4  2  2  6  2  0  4  2  6  0  6  0
 0  0  0  0  4  0  0  0  0  0  4  4  0  4  4  0  4  4  0  4  0  4  4  4  4  0  0  4  0  4  4  4  4  0  0  4  4  0  0  0  4  4  0  4  4  0  0  0  4  4  4  0  4  4  0  4  4  0  4  4  0  0  0  0  0  0  4  4  0  0  4  4  0  0
 0  0  0  0  0  4  4  0  4  4  0  4  0  0  4  4  4  4  0  0  4  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  0  0  0  0  0  4  0  4  4  4  4  0  0  4  0  4  4  0  0  0  0  0  4  0  4  4  4  4  0  0  4  0  4  0  4  0  0  0

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

Homogenous weight enumerator: w(x)=1x^0+36x^66+52x^67+106x^68+130x^69+130x^70+166x^71+158x^72+198x^73+195x^74+196x^75+175x^76+126x^77+100x^78+70x^79+51x^80+36x^81+30x^82+20x^83+14x^84+20x^85+17x^86+8x^87+6x^88+2x^89+3x^90+1x^92+1x^118

The gray image is a code over GF(2) with n=296, k=11 and d=132.
This code was found by Heurico 1.16 in 0.455 seconds.