The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  1  1  1  1  1  X  X  1  X  1  X  X  1  2
 0  X  0  0  0  X X+2  X  0  2  X X+2  0  2  X  X  0  2  X  X X+2 X+2  X  2 X+2  0  0  2  0  2 X+2 X+2  X  X X+2 X+2  X  2  X X+2  0 X+2  2  0  2  2  2
 0  0  X  0  X  X  X  2  0  2 X+2 X+2  X  X  2  2  0 X+2  0  X  X X+2 X+2  X  0  0 X+2  0  2  X  0 X+2  2  2  0  2  0  0 X+2  X  2 X+2  X X+2  X  0  X
 0  0  0  X  X  2 X+2 X+2  0 X+2  2 X+2  X  0  X  0  2 X+2 X+2  0 X+2  0 X+2  2  0 X+2 X+2  2  X  0  X  X  2  X X+2  2  2 X+2  0  2  X  X  2  0  2 X+2 X+2
 0  0  0  0  2  2  2  2  2  2  0  0  0  2  0  2  2  2  0  2  0  0  2  2  0  2  0  0  0  0  2  0  2  2  2  2  2  2  0  0  2  2  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+121x^42+121x^44+96x^45+153x^46+64x^47+150x^48+96x^49+117x^50+70x^52+23x^54+4x^56+2x^58+5x^60+1x^80

The gray image is a code over GF(2) with n=188, k=10 and d=84.
This code was found by Heurico 1.16 in 1.76 seconds.