The generator matrix

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

generates a code of length 31 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 25.

Homogenous weight enumerator: w(x)=1x^0+68x^25+135x^26+256x^27+348x^28+432x^29+527x^30+586x^31+617x^32+386x^33+271x^34+228x^35+112x^36+68x^37+25x^38+18x^39+10x^40+6x^41+2x^42

The gray image is a code over GF(2) with n=124, k=12 and d=50.
This code was found by Heurico 1.16 in 0.339 seconds.