C22213331333133313112331323133313331333133313233211113313231331121213331333311   >>    C2221333133313331311233132313331333133313331323321111331323133112121333133331   <<    C22213331333133313112331323133313331333133313233211113313231331121213331333313   >>      C22213331333133313112331323133313331333133313233211113313231331121213331333312   >>