The generator matrix

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

generates a code of length 76 over Z4 who´s minimum homogenous weight is 70.

Homogenous weight enumerator: w(x)=1x^0+71x^70+115x^72+72x^74+62x^76+59x^78+50x^80+32x^82+18x^84+18x^86+4x^88+3x^94+4x^96+1x^102+1x^104+1x^112

The gray image is a code over GF(2) with n=152, k=9 and d=70.
This code was found by Heurico 1.16 in 5.01 seconds.