C312312111133131121333133313113313331333133313331333133313331311331333131231321   >>    C31231211113313112133313331311331333133313331333133313331333131133133313123132   <<    C312312111133131121333133313113313331333133313331333133313331311331333131231323   >>      C312312111133131121333133313113313331333133313331333133313331311331333131231322   >>