InChI=1/C16H25N3O2/c1-5-6-9-17-16(21)19-15(20)13(4)18-14-8-7-11(2)12(3)10-14/h7-8,10,13,18H,5-6,9H2,1-4H3,(H2,17,19,20,21)/t13-/m1/s1/f/h17,19H 7B718CF37102E5AC