The generator matrix

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

generates a code of length 47 over Z4 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+62x^38+124x^39+201x^40+234x^41+223x^42+248x^43+238x^44+310x^45+280x^46+294x^47+309x^48+276x^49+302x^50+232x^51+190x^52+160x^53+138x^54+100x^55+81x^56+42x^57+19x^58+24x^59+4x^60+2x^61+2x^63

The gray image is a code over GF(2) with n=94, k=12 and d=38.
This code was found by Heurico 1.16 in 1.44 seconds.