The generator matrix

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

generates a code of length 10 over Z2[X]/(X^2) who´s minimum homogenous weight is 4.

Homogenous weight enumerator: w(x)=1x^0+77x^4+224x^6+434x^8+576x^10+434x^12+224x^14+77x^16+1x^20

The gray image is a linear code over GF(2) with n=20, k=11 and d=4.
This code was found by Heurico 1.16 in 0.00653 seconds.