C22213331333133313112331323133313331333133313232321333131133131122313331211   >>    C2221333133313331311233132313331333133313331323232133313113313112231333121   <<    C22213331333133313112331323133313331333133313232321333131133131122313331213   >>      C22213331333133313112331323133313331333133313232321333131133131122313331212   >>