The generator matrix

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

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+162x^42+196x^43+531x^44+424x^45+873x^46+568x^47+1039x^48+688x^49+1044x^50+616x^51+814x^52+392x^53+418x^54+152x^55+158x^56+32x^57+50x^58+4x^59+15x^60+13x^62+2x^64

The gray image is a code over GF(2) with n=196, k=13 and d=84.
This code was found by Heurico 1.16 in 2.18 seconds.