C3123223313331322121111331333133313331333121211113313331313333131221   >>    C312322331333132212111133133313331333133312121111331333131333313122   <<    C3123223313331322121111331333133313331333121211113313331313333131223   >>      C3123223313331322121111331333133313331333121211113313331313333131222   >>