ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C40H52O4/c1-27(17-13-19-29(3)21-23-33-31(5)37(43)35(41)25-39(33,7)8)15-11-12-16-28(2)18-14-20-30(4)22-24-34-32(6)38(44)36(42)26-40(34,9)10/h11-24,35-36,41-42H,25-26H2,1-10H3/b12-11 ,17-13 ,18-14 ,23-21 ,24-22 ,27-15 ,28-16 ,29-19 ,30-20 /t35-,36-/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C40H52O4/c1-27(17-13-19-29(3)21-23-33-31(5)37(43)35(41)25-39(33,7)8)15-11-12-16-28(2)18-14-20-30(4)22-24-34-32(6)38(44)36(42)26-40(34,9)10/h11-24,35-36,41-42H,25-26H2,1-10H3/b12-11 ,17-13 ,18-14 ,23-21 ,24-22 ,27-15 ,28-16 ,29-19 ,30-20 /t35-,36-/m0/s1 could not be loaded.