C3123223313331322121111331333133313331312111113331323133313113311   >>    C312322331333132212111133133313331333131211111333132313331311331   <<    C3123223313331322121111331333133313331312111113331323133313113313   >>      C3123223313331322121111331333133313331312111113331323133313113312   >>