C3123223313331322121111331333133313231333132323133313123231323323331   >>    C312322331333132212111133133313331323133313232313331312323132332333   <<    C3123223313331322121111331333133313231333132323133313123231323323333   >>      C3123223313331322121111331333133313231333132323133313123231323323332   >>