InChI=1/C27H27NO/c1-28(2)20-22-18-17-21-11-9-10-16-25(21)26(22)19-27(29,23-12-5-3-6-13-23)24-14-7-4-8-15-24/h3-18,29H,19-20H2,1-2H3/p+1/fC27H28NO/h28H/q+1 748952CE5C2446D4