InChI=1/C15H29N3O3/c1-2-12-18(13-7-10-16-11-8-13)15(21)17-9-5-3-4-6-14(19)20/h13,16H,2-12H2,1H3,(H,17,21)(H,19,20)/f/h16-17H 6154FBCF56EBAFA9