C31231211113311331323133313331333133313331121133132322331313311   >>    C3123121111331133132313331333133313331333112113313232233131331   <<    C31231211113311331323133313331333133313331121133132322331313313   >>      C31231211113311331323133313331333133313331121133132322331313312   >>