r722	Euler line, Lemoine line
r1140	Steiner circumellipse, Jerabek hyperbola, isogonal points
r1142	Euler line, points X(1113)-X(1114), Brocard circle, harmonic points
r1169	Brocard line, Lemoine line, Tarry point, Steiner point, isogonal points, orthocenter, circumconic, point X(32)