C22121333132313311211113313331333133313331333132313231323322231   >>    C2212133313231331121111331333133313331333133313231323132332223   <<    C22121333132313311211113313331333133313331333132313231323322233   >>      C22121333132313311211113313331333133313331333132313231323322232   >>