InChI=1/C25H23N3O6/c1-33-25(32)19(12-14-13-26-18-9-5-4-6-15(14)18)27-22(30)20-10-11-21(29)28(20)23-16-7-2-3-8-17(16)24(31)34-23/h2-9,13,19-20,23,26H,10-12H2,1H3,(H,27,30)/t19-,20-,23+/m0/s1/f/h27H 2C27B3E87D171937