C22213331333133313112331323133313331333133313223331211113332321   >>    C2221333133313331311233132313331333133313331322333121111333232   <<    C22213331333133313112331323133313331333133313223331211113332323   >>      C22213331333133313112331323133313331333133313223331211113332322   >>