C132233133112121111331333133313331323132313231333131133132233132232311   >>    C13223313311212111133133313331333132313231323133313113313223313223231   <<    C132233133112121111331333133313331323132313231333131133132233132232313   >>      C132233133112121111331333133313331323132313231333131133132233132232312   >>