InChI=1/C20H23N3O3/c1-14-8-6-7-11-17(14)19(24)21-22-20(25)23-12-15(2)26-18(13-23)16-9-4-3-5-10-16/h3-11,15,18H,12-13H2,1-2H3,(H,21,24)(H,22,25)/t15-,18-/m0/s1/f/h21-22H 08FD1FCA38D2C047