The generator matrix

 1  0  1  1  1 X+2  1  1  2  1  1 X+2  2  1  1  1  2  1  1  1  X  0  1
 0  1  1  0 X+3  1  X X+3  1  0 X+1  1  1  3 X+3  0  1 X+2 X+1 X+1 X+2  X  0
 0  0  X  0 X+2  2  0  0 X+2 X+2  X X+2  2  0  2  X X+2 X+2 X+2 X+2  X  2  0
 0  0  0  X  0  2 X+2  X  2 X+2  X  X X+2  2  2 X+2  0  0  X  X  X X+2  0
 0  0  0  0  2  2  2  2  0  2  0  2  0  2  0  0  2  0  2  0  2  2  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+62x^18+60x^19+294x^20+126x^21+413x^22+174x^23+433x^24+94x^25+248x^26+32x^27+72x^28+18x^29+13x^30+6x^31+2x^33

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 0.0575 seconds.