InChI=1/C18H19N3O3/c1-23-13-5-7-16(21-9-3-2-4-10-21)15(11-13)20-18(22)17-8-6-14(12-19)24-17/h5-8,11H,2-4,9-10H2,1H3,(H,20,22)/f/h20H 68733ADA65AD602C