C31231211113313112133313331311331333133313331333133312111133133313331323111211   >>    C3123121111331311213331333131133133313331333133313331211113313331333132311121   <<    C31231211113313112133313331311331333133313331333133312111133133313331323111213   >>      C31231211113313112133313331311331333133313331333133312111133133313331323111212   >>