C1111121111331311211331333133313331333131211113313331323322131211   >>    C111112111133131121133133313331333133313121111331333132332213121   <<    C1111121111331311211331333133313331333131211113313331323322131213   >>      C1111121111331311211331333133313331333131211113313331323322131212   >>