C3123223313331322121111331333133313331311331133133313331312313233321   >>    C312322331333132212111133133313331333131133113313331333131231323332   <<    C3123223313331322121111331333133313331311331133133313331312313233323   >>      C3123223313331322121111331333133313331311331133133313331312313233322   >>