InChI=1/C16H21N5O4/c1-3-24-15(22)21-6-4-16(5-7-21)10(8-17)13(18)25-14-12(16)11(9-23-2)19-20-14/h3-7,9,18H2,1-2H3,(H,19,20)/f/h20H D1F8B3A6A682898A