C222133313331333131123313231333133313331313113313331333131333131212131   >>    C22213331333133313112331323133313331333131311331333133313133313121213   <<    C222133313331333131123313231333133313331313113313331333131333131212133   >>      C222133313331333131123313231333133313331313113313331333131333131212132   >>