graph G {
	graph [_draw_="c 9 -#fffffe00 C 7 -#ffffff P 4 0 0 0 36 54 36 54 0 ",
		bb="0,0,54,36",
		xdotversion=1.7
	];
	node [label="\N"];
	a	[_draw_="c 7 -#000000 p 9 36 30 0 30 0 0 18 0 18 6 36 6 36 0 54 18 36 36 ",
		height=0.5,
		label="",
		pos="27,18",
		shape=rpromoter,
		width=0.75];
}