The generator matrix

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

generates a code of length 18 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+39x^12+25x^14+48x^15+99x^16+208x^17+188x^18+208x^19+96x^20+48x^21+30x^22+20x^24+12x^26+1x^28+1x^30

The gray image is a code over GF(2) with n=72, k=10 and d=24.
This code was found by Heurico 1.16 in 0.0123 seconds.