The generator matrix

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

generates a code of length 59 over Z4 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+201x^50+400x^52+486x^54+517x^56+535x^58+521x^60+432x^62+365x^64+291x^66+214x^68+90x^70+29x^72+13x^74+1x^76

The gray image is a code over GF(2) with n=118, k=12 and d=50.
This code was found by Heurico 1.16 in 2.94 seconds.