C222133313331333131123313231333133313331323212331333133313132223331   >>    C22213331333133313112331323133313331333132321233133313331313222333   <<    C222133313331333131123313231333133313331323212331333133313132223333   >>      C222133313331333131123313231333133313331323212331333133313132223332   >>