C3123223313331322121111331333133313331311331133133313113313332333133313231311   >>    C312322331333132212111133133313331333131133113313331311331333233313331323131   <<    C3123223313331322121111331333133313331311331133133313113313332333133313231313   >>      C3123223313331322121111331333133313331311331133133313113313332333133313231312   >>