C132233133112121111331333133313331333131213231323132313232233231   >>    C13223313311212111133133313331333133313121323132313231323223323   <<    C132233133112121111331333133313331333131213231323132313232233233   >>      C132233133112121111331333133313331333131213231323132313232233232   >>