The generator matrix

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

generates a code of length 50 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+162x^45+106x^46+334x^47+119x^48+306x^49+94x^50+292x^51+92x^52+278x^53+76x^54+124x^55+9x^56+14x^57+6x^58+12x^59+8x^61+6x^62+6x^63+2x^64+1x^72

The gray image is a code over GF(2) with n=200, k=11 and d=90.
This code was found by Heurico 1.16 in 38.7 seconds.