The generator matrix

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

generates a code of length 46 over Z4 who´s minimum homogenous weight is 37.

Homogenous weight enumerator: w(x)=1x^0+54x^37+157x^38+190x^39+168x^40+230x^41+243x^42+264x^43+340x^44+292x^45+310x^46+274x^47+273x^48+290x^49+224x^50+238x^51+191x^52+140x^53+67x^54+56x^55+44x^56+16x^57+21x^58+2x^59+4x^60+2x^61+2x^62+2x^64+1x^68

The gray image is a code over GF(2) with n=92, k=12 and d=37.
This code was found by Heurico 1.16 in 2.37 seconds.