InChI=1/C15H19NO5/c1-15(14(19)20)5-7-16(8-6-15)13(18)11-4-3-10(21-2)9-12(11)17/h3-4,9,17H,5-8H2,1-2H3,(H,19,20)/p-1/fC15H18NO5/q-1 A9C2ED006C988997