C31231211113313121211113313331323133313231333133313331333132233322331   >>    C3123121111331312121111331333132313331323133313331333133313223332233   <<    C31231211113313121211113313331323133313231333133313331333132233322333   >>      C31231211113313121211113313331323133313231333133313331333132233322332   >>