The generator matrix

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

generates a code of length 75 over Z4 who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+68x^69+57x^70+73x^72+92x^73+16x^74+16x^76+32x^77+39x^78+30x^80+32x^81+28x^85+15x^86+7x^88+4x^89+1x^94+1x^112

The gray image is a code over GF(2) with n=150, k=9 and d=69.
This code was found by Heurico 1.16 in 18.4 seconds.