InChI=1/C18H19N3O3/c1-2-4-14-13(3-1)15-16(24-14)17(20-11-19-15)21-12-5-7-18(8-6-12)22-9-10-23-18/h1-4,11-12H,5-10H2,(H,19,20,21)/f/h21H 82D562DAAF0FDF74