C31231211111211111312133313331333133313331333133321123231323331312213331323221   >>    C3123121111121111131213331333133313331333133313332112323132333131221333132322   <<    C31231211111211111312133313331333133313331333133321123231323331312213331323223   >>      C31231211111211111312133313331333133313331333133321123231323331312213331323222   >>