The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  1  X  1  1  X  1  1  X  X  X  1 X^2  1  X  X  X X^2  X  1  X  2 X^2  0 X^2  X X^2  X  1  2 X^2  X  X  X
 0  2  0  2  0  2  0  2  0  2  0  2  0  2  0  2  0  2  2  0  2  2  0  2  2  0  2  0  2  0  0  2  2  2  0  0  2  2  0  0  2  0  2  2  0  0  2  2  0  0  0  2  0

generates a code of length 53 over Z4[X]/(X^3+2,2X) who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+24x^54+5x^56+2x^60

The gray image is a code over GF(2) with n=424, k=5 and d=216.
This code was found by Heurico 1.16 in 0.078 seconds.