C31231211111133131211113313331333132233133313331333132333132313331333131213311   >>    C3123121111113313121111331333133313223313331333133313233313231333133313121331   <<    C31231211111133131211113313331333132233133313331333132333132313331333131213313   >>      C31231211111133131211113313331333132233133313331333132333132313331333131213312   >>