The generator matrix

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

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+86x^18+184x^19+377x^20+504x^21+555x^22+672x^23+617x^24+512x^25+299x^26+168x^27+91x^28+8x^29+17x^30+2x^32+3x^34

The gray image is a code over GF(2) with n=92, k=12 and d=36.
This code was found by Heurico 1.16 in 0.175 seconds.