InChI=1/C17H23N3O3/c1-4-10-18-14-12-8-6-7-9-13(12)23-16(21)15(14)20-17(22)19-11(3)5-2/h6-9,11,18H,4-5,10H2,1-3H3,(H2,19,20,22)/t11-/m0/s1/f/h19-20H 9AD26E553FC6F892