InChI=1/C22H26N2O4/c1-14-6-4-9-17(12-14)28-22(27)15-7-5-8-16(13-15)24-21(26)19-11-3-2-10-18(19)20(25)23-24/h2-3,5,7-8,13-14,17-19H,4,6,9-12H2,1H3,(H,23,25)/t14-,17-,18-,19+/m0/s1/f/h23H 2695B1A8905D237F