InChI=1/C16H17N3O3/c1-11(18-16(20)19-13-3-2-6-17-10-13)12-4-5-14-15(9-12)22-8-7-21-14/h2-6,9-11H,7-8H2,1H3,(H2,18,19,20)/t11-/m0/s1/f/h18-19H 6F56782CD789E599