The generator matrix

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

generates a code of length 49 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+47x^42+268x^43+509x^44+722x^45+637x^46+756x^47+751x^48+926x^49+806x^50+788x^51+569x^52+534x^53+343x^54+292x^55+144x^56+58x^57+21x^58+8x^59+6x^60+2x^62+2x^64+2x^68

The gray image is a code over GF(2) with n=196, k=13 and d=84.
This code was found by Heurico 1.13 in 0.833 seconds.