InChI: | InChI=1/2C33H36N2O4.C4H4O4/c2*1-25(19-26-13-16-30(38-2)17-14-26)35(21-27-9-5-3-6-10-27)22-32(37)29-15-18-33(31(20-29)34-24-36)39-23-28-11-7-4-8-12-28;5-3(6)1-2-4(7)8/h2*3-18,20,24-25,32,37H,19,21-23H2,1-2H3,(H,34,36);1-2H,(H,5,6)(H,7,8)/b;;2-1- |