The generator matrix

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

generates a code of length 11 over Z2[X]/(X^2) who´s minimum homogenous weight is 4.

Homogenous weight enumerator: w(x)=1x^0+28x^4+78x^8+128x^10+212x^12+57x^16+8x^20

The gray image is a linear code over GF(2) with n=22, k=9 and d=4.
This code was found by Heurico 1.16 in -3.24e-008 seconds.