The generator matrix

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

generates a code of length 59 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+230x^50+72x^51+539x^52+348x^53+1072x^54+812x^55+1430x^56+1200x^57+1910x^58+1292x^59+1957x^60+1208x^61+1392x^62+804x^63+873x^64+304x^65+486x^66+92x^67+207x^68+12x^69+88x^70+48x^72+6x^74+1x^76

The gray image is a code over GF(2) with n=236, k=14 and d=100.
This code was found by Heurico 1.16 in 17.5 seconds.