The generator matrix

 1  0  1  1  1  0  1  1  0  1  0  1  1  1  0  1  1  0  1  1  0  1  1  0  1  1  2  1  1  2  1  1  2  1  1  2  1  1  2  1  1  2  1  1  2  1  1  2  2  2  2  2  2  0  2  0  2  2  0  2  0  0  2  2  2  0  1  1  1  1  1  1  1  1  2  2  1
 0  1  1  0  1  1  0  3  1  0  1  3  1  0  1  0  3  1  0  3  1  0  1  1  2  3  1  2  1  1  2  3  1  2  1  1  2  3  1  2  1  1  2  3  1  2  1  1  0  0  0  2  0  2  0  0  0  2  0  2  2  0  2  0  2  0  0  2  0  2  3  3  3  3  0  2  0
 0  0  2  0  0  0  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  2  0  2  2  0  2  2  0  2  2  0  2  0  2  0  0  2  0  0  2  0  0  2  0  0  0  0  0  2  2  2  2  0  2  0  2  0  2  2  2  2  2  0  0  0  0  0  0  0  0  2  2  0
 0  0  0  2  0  0  0  0  2  2  2  2  2  2  2  2  0  2  0  2  0  0  2  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  2  0  0  0  0  0  0  0  0  2  2  2  2  0  0  2  0  0  0  2  2  2  2  2  2  0  0  0  0  0  2  0  2  0  0  0
 0  0  0  0  2  0  0  2  0  0  0  2  2  2  2  2  0  2  2  0  2  2  0  2  2  2  2  2  2  2  2  2  2  2  2  2  0  0  0  0  0  0  0  0  0  0  0  0  2  2  2  2  0  0  0  0  2  0  2  0  2  0  2  0  0  0  2  0  2  0  0  2  2  0  2  2  0
 0  0  0  0  0  2  2  2  2  2  0  0  2  2  2  0  2  0  0  0  0  2  2  2  2  0  2  0  2  0  0  2  0  2  0  2  0  2  0  2  0  2  2  0  2  0  2  0  2  0  0  2  0  2  2  0  2  0  0  2  0  0  0  2  2  2  2  0  0  2  0  0  2  2  0  0  0

generates a code of length 77 over Z4 who´s minimum homogenous weight is 72.

Homogenous weight enumerator: w(x)=1x^0+14x^72+28x^73+36x^74+40x^75+24x^76+16x^77+12x^78+20x^79+17x^80+12x^81+12x^82+6x^84+8x^85+4x^86+4x^87+1x^92+1x^140

The gray image is a code over GF(2) with n=154, k=8 and d=72.
This code was found by Heurico 1.16 in 0.0918 seconds.