C22213331333133313112331323133313331333133313222313331333131332132323111   >>    C2221333133313331311233132313331333133313331322231333133313133213232311   <<    C22213331333133313112331323133313331333133313222313331333131332132323113   >>      C22213331333133313112331323133313331333133313222313331333131332132323112   >>