C1333231331121111331333133313331333132233313331333133313331133233111   >>    C133323133112111133133313331333133313223331333133313331333113323311   <<    C1333231331121111331333133313331333132233313331333133313331133233113   >>      C1333231331121111331333133313331333132233313331333133313331133233112   >>