C22121333132313311211113313331333133313331333132323213331313111   >>    C2212133313231331121111331333133313331333133313232321333131311   <<    C22121333132313311211113313331333133313331333132323213331313113   >>      C22121333132313311211113313331333133313331333132323213331313112   >>