C111112111133131121133133313331333133313331322121111331323132323111   >>    C11111211113313112113313331333133313331333132212111133132313232311   <<    C111112111133131121133133313331333133313331322121111331323132323113   >>      C111112111133131121133133313331333133313331322121111331323132323112   >>