The generator matrix

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

generates a code of length 50 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+146x^42+208x^43+711x^44+628x^45+1140x^46+1096x^47+1747x^48+1620x^49+1870x^50+1688x^51+1720x^52+1148x^53+1024x^54+568x^55+544x^56+188x^57+222x^58+24x^59+73x^60+12x^62+4x^64+2x^66

The gray image is a code over GF(2) with n=200, k=14 and d=84.
This code was found by Heurico 1.16 in 8.71 seconds.