C1111233131211111211113313331333133313331312331333131133132333122331   >>    C111123313121111121111331333133313331333131233133313113313233312233   <<    C1111233131211111211113313331333133313331312331333131133132333122333   >>      C1111233131211111211113313331333133313331312331333131133132333122332   >>