C312312111133131121333133313113313331333133313331333133313331333133311233131131   >>    C31231211113313112133313331311331333133313331333133313331333133313331123313113   <<    C312312111133131121333133313113313331333133313331333133313331333133311233131133   >>      C312312111133131121333133313113313331333133313331333133313331333133311233131132   >>