C3123223313331322121111331333131133133313331333131133133313331323112123111   >>    C312322331333132212111133133313113313331333133313113313331333132311212311   <<    C3123223313331322121111331333131133133313331333131133133313331323112123113   >>      C3123223313331322121111331333131133133313331333131133133313331323112123112   >>