C31231211113313112133313331311331333133313331333133313331333133313331323122131   >>    C3123121111331311213331333131133133313331333133313331333133313331333132312213   <<    C31231211113313112133313331311331333133313331333133313331333133313331323122133   >>      C31231211113313112133313331311331333133313331333133313331333133313331323122132   >>