globoidnan a globoidnan a globoidnan a is a lignan found in eucalyptus globoidea, a tree native to australia. globoidnan a names preferred iupac name (2r)-3-(3,4-dihydroxyphenyl)-2-propanoic acid identifiers cas number 827322-48-5 y 3d model (jsmol) interactive image chemspider 26333277 n pubchem cid 3013628 unii 8ufj4k6mgw y comptox dashboard (epa) dtxsid60895853 inchi inchi=1s/c26h20o10/c27-18-3-1-12(5-20(18)29)6-24(25(33)34)36-26(35)15-7-14-10-22(31)23(32)11-17(14)16(8-15)13-2-4-19(28)21(30)9-13/h1-5,7-11,24,27-32h,6h2,(h,33,34)/t24-/m1/s1 nkey: dhzidiibbciieg-xmmpixpasa-n ninchi=1/c26h20o10/c27-18-3-1-12(5-20(18)29)6-24(25(33)34)36-26(35)15-7-14-10-22(31)23(32)11-17(14)16(8-15)13-2-4-19(28)21(30)9-13/h1-5,7-11,24,27-32h,6h2,(h,33,34)/t24-/m1/s1key: dhzidiibbciieg-xmmpixpabs smiles c1cc(c(cc1c(c(=o)o)oc(=o)c2cc3cc(c(cc3c(c2)c4ccc(c(c4)o)o)o)o)o)o properties chemical formula c26h20o10 molar mass 492.436 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references the molecule has been found to weakly inhibit the action of hiv integrase (ic50 = 0.64 μm) in vitro. hiv integrase is an enzyme which is responsible for the introduction of hiv viral dna into a host's cellular dna. it is not known that globoidnan a inhibits the action of other retroviral integrases.