InChI=1/C19H23NO4/c1-20-8-5-11-9-13(21)17-16-15(11)12(20)3-6-18(16)7-4-14(22)19(10-18,23-2)24-17/h9,14,22H,3-8,10H2,1-2H3/p+1/t14-,18+,19+/m0/s1/fC19H24NO4/h21H/q+1 D62DC30ED0AF6A40