C3123223313331322121111331333133313331311331133133313231313331333131313311   >>    C312322331333132212111133133313331333131133113313331323131333133313131331   <<    C3123223313331322121111331333133313331311331133133313231313331333131313313   >>      C3123223313331322121111331333133313331311331133133313231313331333131313312   >>