The generator matrix

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

generates a code of length 54 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+102x^49+175x^50+308x^51+217x^52+246x^53+199x^54+190x^55+153x^56+142x^57+66x^58+84x^59+54x^60+50x^61+19x^62+22x^63+4x^64+4x^65+5x^66+4x^67+3x^68

The gray image is a code over GF(2) with n=216, k=11 and d=98.
This code was found by Heurico 1.11 in 0.119 seconds.