The generator matrix

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

generates a code of length 43 over Z4[X]/(X^2+2) who´s minimum homogenous weight is 41.

Homogenous weight enumerator: w(x)=1x^0+18x^41+78x^42+316x^43+78x^44+18x^45+1x^52+1x^54+1x^66

The gray image is a code over GF(2) with n=344, k=9 and d=164.
This code was found by Heurico 1.16 in 0.031 seconds.