C111112111133131121133133313331311331333133313331322121111332221   >>    C11111211113313112113313331333131133133313331333132212111133222   <<    C111112111133131121133133313331311331333133313331322121111332223   >>      C111112111133131121133133313331311331333133313331322121111332222   >>