The generator matrix

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

generates a code of length 76 over Z4 who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+64x^69+82x^70+82x^71+100x^72+88x^73+88x^74+66x^75+71x^76+58x^77+34x^78+46x^79+45x^80+36x^81+24x^82+16x^83+23x^84+14x^85+15x^86+14x^87+8x^88+8x^89+10x^90+14x^91+8x^92+4x^93+3x^94+2x^95

The gray image is a code over GF(2) with n=152, k=10 and d=69.
This code was found by Heurico 1.10 in 0.094 seconds.