InChI=1/C22H21NO5/c1-12-9-10-13(2)18(11-12)19(24)15(4)28-22(27)14(3)23-20(25)16-7-5-6-8-17(16)21(23)26/h5-11,14-15H,1-4H3/t14-,15+/m1/s1 C893E0447C028F8C