The generator matrix
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 X 1 1 X 1 1 X 1 X 1 X X 2 0 1 X 1 X X 2 0 2 X X 2 1 2 0 X 2 1
0 2 0 2 0 2 0 2 0 2 0 2 0 2 0 2 2 0 2 2 0 2 2 0 0 2 0 2 2 2 0 0 2 2 0 2 2 0 0 2 0 0 2 2 0 0 2
generates a code of length 47 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 50.
Homogenous weight enumerator: w(x)=1x^0+14x^50+1x^52
The gray image is a code over GF(2) with n=188, k=4 and d=100.
This code was found by Heurico 1.16 in 0.0324 seconds.