InChI=1/C18H21N5O3/c1-20-15-14(16(24)21(2)18(20)25)23-10-6-9-22(17(23)19-15)11-12-7-4-5-8-13(12)26-3/h4-5,7-8H,6,9-11H2,1-3H3 9437952326D50090