C2221333133313331311233132313331333133313111112111133133313232211312112111   >>    C222133313331333131123313231333133313331311111211113313331323221131211211   <<    C2221333133313331311233132313331333133313111112111133133313232211312112113   >>      C2221333133313331311233132313331333133313111112111133133313232211312112112   >>