ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C41H29NO/c43-41-37%2831-18-8-2-9-19-31%2928-36%2829-38%2841%2932-20-10-3-11-21-32%2942-39%2833-22-12-4-13-23-33%2926-35%2830-16-6-1-7-17-30%2927-40%2842%2934-24-14-5-15-25-34/h1-29H/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C41H29NO/c43-41-37%2831-18-8-2-9-19-31%2928-36%2829-38%2841%2932-20-10-3-11-21-32%2942-39%2833-22-12-4-13-23-33%2926-35%2830-16-6-1-7-17-30%2927-40%2842%2934-24-14-5-15-25-34/h1-29H could not be loaded.