C1111121111331311211331333133313331333133313231333133313331333132332133223331   >>    C111112111133131121133133313331333133313331323133313331333133313233213322333   <<    C1111121111331311211331333133313331333133313231333133313331333132332133223333   >>      C1111121111331311211331333133313331333133313231333133313331333132332133223332   >>