The generator matrix

 1  0  0  1  1  1  0  1  2  1  1  2  1  2 X+2  1  1  1  X  1  0  X  1  1  2  1  2  1  X  1  1 X+2  X  1  1  1  X X+2  1  1  1  1 X+2  2 X+2  1  1
 0  1  0  0  1  3  1  X  1  1  2  1 X+1 X+2  1  X X+2 X+3 X+2 X+3  1  1  X X+1  2  2  1  2  1  0  1  1  1 X+2  1  3  1  0 X+3  3  2  1  1  1  1 X+2  0
 0  0  1 X+1 X+3  0 X+1  1  X  1  X  3  0  1  2 X+2 X+1  1  1  X  2 X+3  3  0  1 X+2 X+1  1  2 X+2 X+1  0 X+2 X+3 X+3  3 X+2  1 X+3  0  3  X X+1  0 X+2  2  0
 0  0  0  2  0  0  0  0  0  2  2  2  2  2  2  0  0  2  0  0  2  2  2  2  2  0  0  0  0  2  2  0  2  0  2  0  2  2  0  2  2  2  0  0  0  2  0
 0  0  0  0  2  2  2  0  2  2  0  2  2  0  2  2  2  0  2  0  0  0  2  0  2  0  0  2  2  2  2  0  2  0  0  0  0  0  2  0  2  0  0  2  2  0  0

generates a code of length 47 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+110x^42+136x^43+309x^44+224x^45+293x^46+148x^47+224x^48+116x^49+163x^50+80x^51+123x^52+40x^53+27x^54+20x^55+15x^56+4x^57+15x^58

The gray image is a code over GF(2) with n=188, k=11 and d=84.
This code was found by Heurico 1.16 in 0.148 seconds.