C3123223313331322121111331333133313331311331133133313231313331333132232311   >>    C312322331333132212111133133313331333131133113313331323131333133313223231   <<    C3123223313331322121111331333133313331311331133133313231313331333132232313   >>      C3123223313331322121111331333133313331311331133133313231313331333132232312   >>