InChI=1/C18H31N3O3/c22-17(20-15-7-2-1-3-8-15)14-6-4-10-21(13-14)18(23)19-12-16-9-5-11-24-16/h14-16H,1-13H2,(H,19,23)(H,20,22)/t14-,16+/m1/s1/f/h19-20H 8A9F6B1C56FD8CE7