InChI=1/C19H21N3O4/c23-12-19-22-17(13-26-19)14-3-5-16(6-4-14)25-9-8-21-11-18(24)15-2-1-7-20-10-15/h1-7,10,13,18,21,23-24H,8-9,11-12H2/t18-/m0/s1 EA3B04BBF0D1942D