C2221333133313331311233132313331333133313111112111133133313231132231   >>    C222133313331333131123313231333133313331311111211113313331323113223   <<    C2221333133313331311233132313331333133313111112111133133313231132233   >>      C2221333133313331311233132313331333133313111112111133133313231132232   >>