InChI=1/C16H25N3O3/c1-14(20)17-8-9-18-16(21)13-19(10-11-22-2)12-15-6-4-3-5-7-15/h3-7H,8-13H2,1-2H3,(H,17,20)(H,18,21)/f/h17-18H 3AE2C8D0BCD140DC