C312312111133131212111133133313331333133112113313331333112113313331323222111211   >>    C31231211113313121211113313331333133313311211331333133311211331333132322211121   <<    C312312111133131212111133133313331333133112113313331333112113313331323222111213   >>      C312312111133131212111133133313331333133112113313331333112113313331323222111212   >>