The generator matrix

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

generates a code of length 76 over Z4 who´s minimum homogenous weight is 71.

Homogenous weight enumerator: w(x)=1x^0+72x^71+69x^72+32x^73+61x^74+64x^75+40x^76+24x^77+38x^78+28x^79+13x^80+4x^81+11x^82+8x^83+4x^84+7x^86+12x^87+1x^88+4x^89+8x^90+3x^94+8x^95

The gray image is a code over GF(2) with n=152, k=9 and d=71.
This code was found by Heurico 1.10 in 11.6 seconds.