InChI=1/C18H23N5O3/c1-18(2)22-16(19)21-17(20)23(18)26-10-13-12-8-6-5-7-11(12)9-14(24-3)15(13)25-4/h5-9H,10H2,1-4H3,(H4,19,20,21,22)/f/h19-22H 9A81D3663E47C216