The generator matrix

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

generates a code of length 43 over Z4[X]/(X^2+2) who´s minimum homogenous weight is 37.

Homogenous weight enumerator: w(x)=1x^0+60x^37+47x^38+16x^39+101x^40+140x^41+366x^42+608x^43+376x^44+124x^45+92x^46+16x^47+29x^48+52x^49+2x^50+8x^53+5x^54+4x^56+1x^72

The gray image is a code over GF(2) with n=344, k=11 and d=148.
This code was found by Heurico 1.16 in 3.31 seconds.