InChI=1/C18H27N5O3/c19-18(26)20-9-5-4-8-16(24)21-14-17(25)23-12-10-22(11-13-23)15-6-2-1-3-7-15/h1-3,6-7H,4-5,8-14H2,(H,21,24)(H3,19,20,26)/f/h20-21H,19H2 45894957C5048770