InChI=1/C14H17N3O3/c18-13-9-12(14(19)16-13)15-10-1-3-11(4-2-10)17-5-7-20-8-6-17/h1-4,12,15H,5-9H2,(H,16,18,19)/t12-/m0/s1/f/h16H 6B6CBC7C8EADA836