InChI=1/C19H27N3O3/c1-25-17-10-6-9-16(12-17)22-13-15(11-18(22)23)21-19(24)20-14-7-4-2-3-5-8-14/h6,9-10,12,14-15H,2-5,7-8,11,13H2,1H3,(H2,20,21,24)/t15-/m1/s1/f/h20-21H 4150E1F72504E702