InChI=1/C22H19N3O5/c26-20(13-5-2-1-3-6-13)19-18-17(16-7-4-12-23(16)19)21(27)24(22(18)28)14-8-10-15(11-9-14)25(29)30/h1-3,5-6,8-11,16-19H,4,7,12H2/t16-,17+,18+,19+/m0/s1 05472A36D5339CD4