C31231211111133131211113313331333132233133313331333132333132313331333223311   >>    C3123121111113313121111331333133313223313331333133313233313231333133322331   <<    C31231211111133131211113313331333132233133313331333132333132313331333223313   >>      C31231211111133131211113313331333132233133313331333132333132313331333223312   >>