C222133313331333131123313231333133313331323212331333133313121111331313231211   >>    C22213331333133313112331323133313331333132321233133313331312111133131323121   <<    C222133313331333131123313231333133313331323212331333133313121111331313231213   >>      C222133313331333131123313231333133313331323212331333133313121111331313231212   >>