The generator matrix

 1  0  1  1  1
 0  1 X+1  0  0
 0  0 X^3  0  0
 0  0  0 X^3  0

generates a code of length 5 over Z2[X]/(X^4) who´s minimum homogenous weight is 2.

Homogenous weight enumerator: w(x)=1x^0+31x^2+144x^4+672x^5+144x^6+31x^8+1x^10

The gray image is a linear code over GF(2) with n=40, k=10 and d=8.
This code was found by Heurico 1.16 in 6.87e-008 seconds.