The generator matrix

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

generates a code of length 48 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+407x^42+240x^43+924x^44+392x^45+1239x^46+424x^47+1155x^48+408x^49+1179x^50+352x^51+744x^52+152x^53+369x^54+72x^55+88x^56+8x^57+30x^58+8x^62

The gray image is a code over GF(2) with n=192, k=13 and d=84.
This code was found by Heurico 1.13 in 15.1 seconds.