C22213331333133313112331323133313331333133313331333133313331312111133232212331   >>    C2221333133313331311233132313331333133313331333133313331333131211113323221233   <<    C22213331333133313112331323133313331333133313331333133313331312111133232212333   >>      C22213331333133313112331323133313331333133313331333133313331312111133232212332   >>