InChI=1/C24H25NO5/c1-16-12-19(14-21(23(16)29-3)24(27)30-4)20(10-5-6-11-22(26)28-2)18-9-7-8-17(13-18)15-25/h7-10,12-14H,5-6,11H2,1-4H3/b20-10+ 8A9EE95A0C96935E