The generator matrix

 1  0  1  1  1  0  1  1  0  1  1  X  1  1  0  1  0  1  1  1  0  1  X  1  1  1  1  0  X  1  1  0  1
 0  1  1  0  1  1  0  1  1  0 X+1  1  X X+1  1 X+1  1  0  0 X+1  1 X+1  1 X+1 X+1  0 X+1  1  0 X+1  0  X X+1
 0  0  X  0  0  0  0  0  0  0  X  0  0  0  0  0  0  X  X  0  0  0  0  0  X  X  X  X  X  X  X  0  X
 0  0  0  X  0  0  0  0  0  0  0  0  X  0  X  0  X  X  X  0  X  0  X  0  0  0  X  X  0  X  0  X  0
 0  0  0  0  X  0  0  0  0  0  X  0  0  0  X  X  X  0  X  0  X  X  X  0  0  X  0  X  0  0  X  0  0
 0  0  0  0  0  X  0  0  0  0  0  X  0  0  0  X  X  X  X  X  0  0  X  X  X  0  0  0  X  X  X  0  X
 0  0  0  0  0  0  X  0  0  0  0  0  0  0  0  0  0  0  0  X  X  X  X  X  X  X  X  0  0  X  0  X  X
 0  0  0  0  0  0  0  X  0  0  X  0  0  X  X  0  X  X  0  X  X  0  X  X  0  0  0  0  0  X  X  X  X
 0  0  0  0  0  0  0  0  X  0  0  X  0  X  X  0  0  X  X  X  0  X  X  0  X  0  X  0  X  0  0  X  X
 0  0  0  0  0  0  0  0  0  X  0  0  X  X  0  X  X  X  0  0  X  0  0  X  X  X  0  X  0  X  X  0  X

generates a code of length 33 over Z2[X]/(X^2) who´s minimum homogenous weight is 24.

Homogenous weight enumerator: w(x)=1x^0+138x^24+114x^26+517x^28+472x^30+841x^32+652x^34+736x^36+280x^38+282x^40+18x^42+42x^44+2x^48+1x^60

The gray image is a linear code over GF(2) with n=66, k=12 and d=24.
This code was found by Heurico 1.16 in 1.05 seconds.