The generator matrix

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

generates a code of length 25 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+43x^18+70x^19+135x^20+152x^21+312x^22+432x^23+470x^24+716x^25+668x^26+480x^27+248x^28+144x^29+118x^30+40x^31+41x^32+12x^33+9x^34+2x^35+1x^36+2x^38

The gray image is a code over GF(2) with n=100, k=12 and d=36.
This code was found by Heurico 1.16 in 0.292 seconds.