C111123313121111121111331333133313331333131233133313113312111133132233131323221   >>    C11112331312111112111133133313331333133313123313331311331211113313223313132322   <<    C111123313121111121111331333133313331333131233133313113312111133132233131323223   >>      C111123313121111121111331333133313331333131233133313113312111133132233131323222   >>