The generator matrix

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

generates a code of length 48 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+66x^45+114x^46+80x^47+42x^48+60x^49+84x^50+32x^51+3x^52+14x^53+10x^54+1x^56+4x^61+1x^76

The gray image is a code over GF(2) with n=192, k=9 and d=90.
This code was found by Heurico 1.16 in 0.0582 seconds.