InChI=1/C16H19N3O4/c1-3-19-8-10(6-14(19)20)16(22)17-11-4-5-13-12(7-11)18-15(21)9(2)23-13/h4-5,7,9-10H,3,6,8H2,1-2H3,(H,17,22)(H,18,21)/t9-,10+/m0/s1/f/h17-18H 13A5944407DA77AF