C13223313311212111133133313331333132333133313331323133312123312321   >>    C1322331331121211113313331333133313233313331333132313331212331232   <<    C13223313311212111133133313331333132333133313331323133312123312323   >>      C13223313311212111133133313331333132333133313331323133312123312322   >>