C1333231331121111331333133313331333132233313331333133313232213123231   >>    C133323133112111133133313331333133313223331333133313331323221312323   <<    C1333231331121111331333133313331333132233313331333133313232213123233   >>      C1333231331121111331333133313331333132233313331333133313232213123232   >>