C22213331333133313112331323133313331333133313331333121111113311   >>    C2221333133313331311233132313331333133313331333133312111111331   <<    C22213331333133313112331323133313331333133313331333121111113313   >>      C22213331333133313112331323133313331333133313331333121111113312   >>