C22213331333133313112331323133313331333133313233211113313113313113313231   >>    C2221333133313331311233132313331333133313331323321111331311331311331323   <<    C22213331333133313112331323133313331333133313233211113313113313113313233   >>      C22213331333133313112331323133313331333133313233211113313113313113313232   >>