C3123223313331322121111331333133313331311331133133313331333131221211223321   >>    C312322331333132212111133133313331333131133113313331333133313122121122332   <<    C3123223313331322121111331333133313331311331133133313331333131221211223323   >>      C3123223313331322121111331333133313331311331133133313331333131221211223322   >>