C132233133112121111331333133313331333132322331333133313332123132313111   >>    C13223313311212111133133313331333133313232233133313331333212313231311   <<    C132233133112121111331333133313331333132322331333133313332123132313113   >>      C132233133112121111331333133313331333132322331333133313332123132313112   >>