C312312111133131212111133133313331333133112113313331333112113313331333133322111   >>    C31231211113313121211113313331333133313311211331333133311211331333133313332211   <<    C312312111133131212111133133313331333133112113313331333112113313331333133322113   >>      C312312111133131212111133133313331333133112113313331333112113313331333133322112   >>