C3123223313331322121111331333133313231323223313331333121111133313133331   >>    C312322331333132212111133133313331323132322331333133312111113331313333   <<    C3123223313331322121111331333133313231323223313331333121111133313133333   >>      C3123223313331322121111331333133313231323223313331333121111133313133332   >>