C31231211111133131211113313331333132233133313331333132333132313331333131311311   >>    C3123121111113313121111331333133313223313331333133313233313231333133313131131   <<    C31231211111133131211113313331333132233133313331333132333132313331333131311313   >>      C31231211111133131211113313331333132233133313331333132333132313331333131311312   >>