The generator matrix

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

generates a code of length 23 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+110x^18+24x^19+317x^20+128x^21+356x^22+208x^23+359x^24+128x^25+270x^26+24x^27+83x^28+32x^30+8x^32

The gray image is a code over GF(2) with n=92, k=11 and d=36.
This code was found by Heurico 1.16 in 0.0815 seconds.