C1333231331121111331333133313331333132233313331333133313121213121   >>    C133323133112111133133313331333133313223331333133313331312121312   <<    C1333231331121111331333133313331333132233313331333133313121213123   >>      C1333231331121111331333133313331333132233313331333133313121213122   >>