InChI=1/C19H22O5/c1-11(2)16-9-14(5-6-17(16)20)24-19-12(3)7-15(8-13(19)4)23-10-18(21)22/h5-9,11,20H,10H2,1-4H3,(H,21,22)/p-1/fC19H21O5/q-1 7E7CF48DA58B6699