The generator matrix

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

generates a code of length 49 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+64x^46+112x^47+110x^48+16x^49+92x^50+40x^51+29x^52+8x^54+24x^55+10x^56+4x^58+1x^60+1x^64

The gray image is a code over GF(2) with n=196, k=9 and d=92.
This code was found by Heurico 1.13 in 0.031 seconds.