InChI=1/C15H19NO4/c1-18-12-4-3-10-11(17)9-15(5-7-16-8-6-15)20-13(10)14(12)19-2/h3-4,16H,5-9H2,1-2H3/p+1/fC15H20NO4/h16H/q+1 3799C000206D1359