InChI=1/C19H22N2O3/c22-17-15(11-13-7-3-1-4-8-13)20-19(24)21-16(18(17)23)12-14-9-5-2-6-10-14/h1-10,15-18,22-23H,11-12H2,(H2,20,21,24)/t15-,16-,17+,18+/m1/s1/f/h20-21H 0C4193F37CBAFA99