InChI=1/C15H18N2O3/c18-14-15(19-9-10-20-15)12-5-1-2-6-13(12)17(14)11-16-7-3-4-8-16/h1-2,5-6H,3-4,7-11H2/p+1/fC15H19N2O3/h16H/q+1 B49E9CC28D4512B5