The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  X  X  0  0  0  1  1  1  1  1  1  X  0  X  0  X  0  X  1  1  X  0  X  0  X  X  0  1  X  1  X  X  X
 0  X  0  X  0  0  X  X  0  0  X  X  0  0  X  X  0  0  X  X  0  X  X  0  X  X  0  0  X  X  0  0  X  X  X  X  0  0  0  X  X  X  X  0  0  0  X  0  X  0  X  0
 0  0  X  X  0  X  X  0  0  X  X  0  0  X  X  0  0  X  X  0  X  0  X  X  X  0  0  X  X  0  X  X  X  X  0  0  0  0  X  X  X  0  0  0  X  X  X  0  0  X  X  0

generates a code of length 52 over Z2[X]/(X^2) who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+6x^54+7x^56+2x^58

The gray image is a linear code over GF(2) with n=104, k=4 and d=54.
This code was found by Heurico 1.16 in 0.0173 seconds.