C22213331333133313112331323133313331333133313331333133313331312111111312122321   >>    C2221333133313331311233132313331333133313331333133313331333131211111131212232   <<    C22213331333133313112331323133313331333133313331333133313331312111111312122323   >>      C22213331333133313112331323133313331333133313331333133313331312111111312122322   >>