C22213331333133313112331323133313331333133313331333121111331312221   >>    C2221333133313331311233132313331333133313331333133312111133131222   <<    C22213331333133313112331323133313331333133313331333121111331312223   >>      C22213331333133313112331323133313331333133313331333121111331312222   >>