The generator matrix

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

generates a code of length 79 over Z4 who´s minimum homogenous weight is 73.

Homogenous weight enumerator: w(x)=1x^0+32x^73+62x^74+80x^75+74x^76+48x^77+14x^78+13x^80+16x^81+32x^82+32x^83+32x^84+16x^85+16x^89+18x^90+16x^91+6x^92+2x^94+1x^96+1x^112

The gray image is a code over GF(2) with n=158, k=9 and d=73.
This code was found by Heurico 1.16 in 5.06 seconds.