C132233133112121111331333133313331312121111133313331333132231331122311   >>    C13223313311212111133133313331333131212111113331333133313223133112231   <<    C132233133112121111331333133313331312121111133313331333132231331122313   >>      C132233133112121111331333133313331312121111133313331333132231331122312   >>