The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  0  1  1  1  0  1  1  1  1  1  X  1  1  1  1 3X  1  1  1  1  1  1 3X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1 3X  1  1  1  1  X 2X  1  1  1 2X  0  1  1  1 3X  1  1  1 2X  1  1 4X 3X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  1  1  1  0
 0  1  1  2 3X+4  3  0 3X+1  2 3X+4  3  1  0 3X+4  3  1 3X+1  2 4X+1 X+2 X+3  1 4X+1 X+2  X 4X+4  1 4X+4  X 4X+4 4X+3 3X+1 X+2  1  X 2X+4 3X 2X+2 4X+3 3X+4  2 3X+1  0 2X+4 4X 2X+2  4 X+4 2X+2  1 X+1  X 4X+1 3X+1  1  1  3 4X+3 4X+3  1  1 4X+1 4X+4 2X+3  1  1 4X+2  3  1 X+3 X+3  1  1 3X 4X+3  1 2X+2  1 2X+4  X 3X 2X+2 4X+2 2X+4  X X+3 4X+4  2 X+2 4X X+3 3X  4  1 2X X+2 3X+4 2X+3  1
 0  0 3X  0 3X 2X  0 4X 2X 4X  X 3X 2X  0 3X 3X 3X  0  X  0  X  0 4X 2X 4X 2X 2X  X 2X  X  0 3X  X  0 3X 4X 4X 3X  0 4X  X  X 2X 3X 3X 2X  0 2X  X 2X  0 4X 2X  X 3X  X 4X  X 2X 2X  X 4X 3X  0 3X 3X 3X 2X 4X 4X 3X  X  0  0 2X 4X 3X  0  0  X  0 4X 4X 2X 2X 3X 3X 4X 2X 4X  X  0  X 4X 3X 4X 3X 4X 4X
 0  0  0  X 3X  X 2X 3X  0 2X 3X  X 2X 3X  X 3X 4X 2X  X 4X 2X 4X 4X 4X 2X  X 3X 3X 3X 4X 3X 2X  X 3X 3X  X 3X  X 2X 4X 4X 3X  X 2X 4X 2X 4X 4X 2X  X 3X  X 3X 4X 4X 2X 4X  X 2X 4X 4X  X  X  X 2X  X 2X 4X 2X 2X 4X  X  X  X 3X 2X 3X 2X  X 2X 4X 3X 4X 2X 4X 3X  0  0 3X 4X 4X 3X  X  0  X 3X 4X  X  X

generates a code of length 99 over Z5[X]/(X^2) who´s minimum homogenous weight is 383.

Homogenous weight enumerator: w(x)=1x^0+920x^383+432x^385+3080x^388+920x^390+2660x^393+488x^395+1760x^398+532x^400+2060x^403+472x^405+1540x^408+232x^410+480x^413+16x^415+4x^420+8x^425+4x^430+8x^435+4x^445+4x^460

The gray image is a linear code over GF(5) with n=495, k=6 and d=383.
This code was found by Heurico 1.16 in 28.7 seconds.