C111112111133131121133133313331333133313331322121111331333133313231122223231   >>    C11111211113313112113313331333133313331333132212111133133313331323112222323   <<    C111112111133131121133133313331333133313331322121111331333133313231122223233   >>      C111112111133131121133133313331333133313331322121111331333133313231122223232   >>