C13223313311212111133133313331333132333133313331333131333321221   >>    C1322331331121211113313331333133313233313331333133313133332122   <<    C13223313311212111133133313331333132333133313331333131333321223   >>      C13223313311212111133133313331333132333133313331333131333321222   >>