C132233133112121111331333133313331333132322331333131323132212111   >>    C13223313311212111133133313331333133313232233133313132313221211   <<    C132233133112121111331333133313331333132322331333131323132212113   >>      C132233133112121111331333133313331333132322331333131323132212112   >>