C22213331333133313112331323133313331333133313223331211113331323121   >>    C2221333133313331311233132313331333133313331322333121111333132312   <<    C22213331333133313112331323133313331333133313223331211113331323123   >>      C22213331333133313112331323133313331333133313223331211113331323122   >>