C1111233131211111211113313331333133313331333133313331333133313121133132332211   >>    C111123313121111121111331333133313331333133313331333133313331312113313233221   <<    C1111233131211111211113313331333133313331333133313331333133313121133132332213   >>      C1111233131211111211113313331333133313331333133313331333133313121133132332212   >>