C222133313331333131123313231333133313331333131123313331333223331312111   >>    C22213331333133313112331323133313331333133313112331333133322333131211   <<    C222133313331333131123313231333133313331333131123313331333223331312113   >>      C222133313331333131123313231333133313331333131123313331333223331312112   >>