The generator matrix

 1  0  0  1  1  1  X  1  1 X+2  1  1  X X+2  X  X  1  1  2  1  1  2  1  1  1  2 X+2  0  X  1  1  2  1  1  1  X  1  2  1  1  2 X+2  1  1  1  2  1  2 X+2  0  0  1  1  1  1  1  0  1  1
 0  1  0  X  1 X+3  1 X+2  0  2  1 X+1  1  1  X  1  1 X+2  1 X+1  0  1  3 X+1  X  1 X+2  1  1  2  2  X  1  3  X  1 X+3  1  0  2  1  1 X+1  0 X+1  1 X+2  1  1  1  0 X+1  2  X  3 X+2  1  0 X+3
 0  0  1  1 X+3 X+2  1 X+3 X+2  1  1  0  X X+1  1  2  X  0 X+3 X+1 X+3 X+2  X  3 X+2  2  1  3  2  1  3  1  2 X+3  2 X+1  3 X+1  1  X  X X+3 X+1  0  0  1  2 X+3  X X+3  1 X+1 X+1  X X+3 X+1  1 X+1  1
 0  0  0  2  0  0  0  0  2  2  0  0  2  2  2  2  2  2  2  2  2  0  2  0  0  2  2  2  0  0  2  0  2  2  0  0  2  0  0  2  2  2  0  2  0  0  0  2  2  0  0  2  0  2  2  2  2  0  0
 0  0  0  0  2  0  0  0  0  0  2  0  0  0  2  2  2  2  2  2  0  2  2  0  2  2  0  2  2  2  2  2  0  2  0  0  2  2  0  0  0  2  2  2  0  2  2  0  0  2  2  0  2  2  2  0  0  2  2
 0  0  0  0  0  2  0  0  0  0  0  2  0  0  2  2  0  2  2  2  2  0  0  0  0  0  2  0  2  2  2  0  2  2  0  2  2  2  2  0  2  2  0  0  2  0  0  0  0  2  0  2  2  2  0  2  0  2  2
 0  0  0  0  0  0  2  0  0  0  0  0  0  2  0  0  0  0  2  2  2  2  0  2  2  2  2  0  0  2  2  0  2  0  2  2  0  0  0  2  0  2  2  0  2  2  2  0  0  2  0  2  0  2  0  0  0  0  2
 0  0  0  0  0  0  0  2  2  2  2  2  0  0  2  0  0  0  2  2  0  2  2  0  0  2  0  0  0  2  2  0  0  2  2  2  0  0  2  0  2  0  2  2  0  0  2  0  2  0  2  2  2  2  2  0  2  0  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+67x^50+186x^51+430x^52+558x^53+921x^54+898x^55+1401x^56+1258x^57+1733x^58+1438x^59+1852x^60+1250x^61+1541x^62+870x^63+812x^64+466x^65+315x^66+176x^67+92x^68+40x^69+25x^70+16x^71+17x^72+12x^73+5x^74+2x^76+1x^78+1x^80

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 10.7 seconds.