C22213331333133313112331323133313331333133313223331211113313123132333132331231   >>    C2221333133313331311233132313331333133313331322333121111331312313233313233123   <<    C22213331333133313112331323133313331333133313223331211113313123132333132331233   >>      C22213331333133313112331323133313331333133313223331211113313123132333132331232   >>