C31232233133313221211113313331333133313331212111133132322133313231131213232231   >>    C3123223313331322121111331333133313331333121211113313232213331323113121323223   <<    C31232233133313221211113313331333133313331212111133132322133313231131213232233   >>      C31232233133313221211113313331333133313331212111133132322133313231131213232232   >>