C13332313311211113313331333133313331323321333133313113313331323122311   >>    C1333231331121111331333133313331333132332133313331311331333132312231   <<    C13332313311211113313331333133313331323321333133313113313331323122313   >>      C13332313311211113313331333133313331323321333133313113313331323122312   >>