InChI=1/C18H19N3O3/c22-17(14-9-11-6-7-13(14)8-11)19-20-18(23)15-10-16(24-21-15)12-4-2-1-3-5-12/h1-5,10-11,13-14H,6-9H2,(H,19,22)(H,20,23)/t11-,13+,14+/m0/s1/f/h19-20H 8EC879CC5EDF13B2