C31231211113313121211113313331333133313331213331323133313332313331333132322131   >>    C3123121111331312121111331333133313331333121333132313331333231333133313232213   <<    C31231211113313121211113313331333133313331213331323133313332313331333132322133   >>      C31231211113313121211113313331333133313331213331323133313332313331333132322132   >>