C22213331333133313112331323133313331333133313211232313331323212212111   >>    C2221333133313331311233132313331333133313331321123231333132321221211   <<    C22213331333133313112331323133313331333133313211232313331323212212113   >>      C22213331333133313112331323133313331333133313211232313331323212212112   >>