C13223313311212111133133313331323133313331323121111331333132333313232321   >>    C1322331331121211113313331333132313331333132312111133133313233331323232   <<    C13223313311212111133133313331323133313331323121111331333132333313232323   >>      C13223313311212111133133313331323133313331323121111331333132333313232322   >>