C22212323232133313113313331333132313331323331123231323323232313223111   >>    C2221232323213331311331333133313231333132333112323132332323231322311   <<    C22212323232133313113313331333132313331323331123231323323232313223113   >>      C22212323232133313113313331333132313331323331123231323323232313223112   >>