The generator matrix

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

generates a code of length 51 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 47.

Homogenous weight enumerator: w(x)=1x^0+66x^47+200x^48+166x^49+102x^50+120x^51+110x^52+48x^53+30x^54+66x^55+41x^56+26x^57+18x^58+8x^59+8x^60+2x^62+12x^63

The gray image is a code over GF(2) with n=204, k=10 and d=94.
This code was found by Heurico 1.11 in 0.0597 seconds.