The generator matrix

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

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+90x^42+88x^43+182x^44+104x^45+251x^46+176x^47+257x^48+208x^49+232x^50+120x^51+184x^52+72x^53+60x^54+10x^56+4x^58+2x^60+1x^62+4x^64+2x^66

The gray image is a code over GF(2) with n=192, k=11 and d=84.
This code was found by Heurico 1.16 in 2.11 seconds.