InChI=1/C17H27N3O3/c21-15(11-20-1-3-23-4-2-20)18-16(22)19-17-8-12-5-13(9-17)7-14(6-12)10-17/h12-14H,1-11H2,(H2,18,19,21,22)/f/h18-19H 1F1D5ED6F9011A4B