The generator matrix

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

generates a code of length 63 over Z5[X]/(X^2) who´s minimum homogenous weight is 230.

Homogenous weight enumerator: w(x)=1x^0+164x^230+20x^232+200x^233+200x^234+524x^235+440x^237+2080x^238+860x^239+1084x^240+1280x^242+4220x^243+1680x^244+2208x^245+2080x^247+7320x^248+2580x^249+3904x^250+3880x^252+11420x^253+3580x^254+4656x^255+3560x^257+9220x^258+2880x^259+2352x^260+1240x^262+3040x^263+720x^264+244x^265+116x^270+120x^275+132x^280+44x^285+52x^290+16x^295+8x^305

The gray image is a linear code over GF(5) with n=315, k=7 and d=230.
This code was found by Heurico 1.16 in 12.1 seconds.