InChI=1/C14H18N2O3/c1-2-16(10-6-7-10)14(17)15-11-4-3-5-12-13(11)19-9-8-18-12/h3-5,10H,2,6-9H2,1H3,(H,15,17)/f/h15H 9BBCA44B8188C17D