InChI=1/C23H23NO4/c1-23(2)11-16(25)19-17(12-23)28-21(24)20(22(26)27-3)18(19)15-10-6-8-13-7-4-5-9-14(13)15/h4-10,18H,11-12,24H2,1-3H3/t18-/m0/s1 CCB839C6093B1C34