InChI=1/C18H23N5O3/c19-16(24)11-6-8-12(9-7-11)21-18(26)14-10-15(17(20)25)23(22-14)13-4-2-1-3-5-13/h1-5,11-12,15H,6-10H2,(H2,19,24)(H2,20,25)(H,21,26)/t11?,12?,15-/m1/s1/f/h21H,19-20H2 C4933FBF6089A2E5