InChI=1/C18H27N5O3/c1-20-10-12-22(13-11-20)19-18(24)15-6-7-16(17(14-15)23(25)26)21-8-4-2-3-5-9-21/h6-7,14H,2-5,8-13H2,1H3,(H,19,24)/f/h19H DB3C91EADB23DCC5