InChI=1/C18H23N3O2/c1-13-5-2-3-7-17(13)23-12-14-8-9-16(20-14)18(22)21-10-4-6-15(21)11-19/h2-3,5,7,14-16,20H,4,6,8-10,12H2,1H3/t14-,15+,16+/m1/s1 FA81D6D533AA4F19