InChI=1/C18H19N3O3/c1-12-4-6-13(7-5-12)15-10-14(24-20-15)11-21-16(22)18(19-17(21)23)8-2-3-9-18/h4-7,10H,2-3,8-9,11H2,1H3,(H,19,23)/f/h19H 454A35DFE1FFD79C