InChI=1/C13H16N2O3/c16-13-15-11-7-10(1-2-12(11)18-13)14-8-9-3-5-17-6-4-9/h1-2,7,9,14H,3-6,8H2,(H,15,16)/f/h15H 8FC5189862AB78F9