The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  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  1  1  1  X  X  1  1  X  1  1  X  1
 0  X  0  0  0  X X^2+X  X  0 X^2  X X^2+X  0 X^2  X  X  0 X^2  X  X X^2+X X^2 X^2+X  0 X^2+X  X X^2  0 X^2 X^2+X  X  0 X^2 X^2 X^2 X^2 X^2 X^2 X^2 X^2 X^2 X^2 X^2+X X^2+X X^2+X X^2+X X^2+X X^2+X  X  X  X X^2  X  X X^2+X X^2 X^2 X^2
 0  0  X  0  X  X  X X^2  0 X^2 X^2+X X^2+X  X  X X^2 X^2  0 X^2+X  0  X  X  X  0  0 X^2+X X^2+X X^2+X X^2  0 X^2  0  X  X X^2+X X^2 X^2  0  0 X^2+X  0 X^2 X^2+X X^2+X X^2  0  X  X X^2+X  X  X X^2  X X^2+X  0  X X^2+X X^2 X^2+X
 0  0  0  X  X X^2 X^2+X X^2+X  0 X^2+X X^2 X^2+X  X  0  X  0 X^2 X^2+X X^2+X  0 X^2+X X^2  0 X^2+X  0  X  X X^2 X^2+X X^2+X  0 X^2  0 X^2  0 X^2 X^2  0 X^2  X X^2+X  X  0 X^2+X  X X^2  X X^2+X X^2  0 X^2+X X^2  0  X  0  0 X^2+X  X
 0  0  0  0 X^2 X^2 X^2 X^2 X^2 X^2  0  0  0 X^2  0 X^2 X^2 X^2  0 X^2  0 X^2  0 X^2  0 X^2  0  0  0 X^2 X^2  0  0 X^2  0 X^2 X^2  0  0  0  0 X^2 X^2  0  0 X^2 X^2 X^2  0  0  0  0  0  0 X^2  0 X^2 X^2

generates a code of length 58 over Z2[X]/(X^3) who�s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+34x^52+50x^53+60x^54+84x^55+86x^56+126x^57+169x^58+132x^59+73x^60+70x^61+51x^62+36x^63+23x^64+10x^65+4x^66+4x^67+7x^68+3x^70+1x^106

The gray image is a linear code over GF(2) with n=232, k=10 and d=104.
This code was found by Heurico 1.16 in 0.165 seconds.