66419-07-6 CARD-20(22)-ENOLIDE, 2,3-((6,10-DIHYDROXY-9-METHYL-8-OXA-1-THIA-4-AZASPIRO(4.5)D Card-20(22)-enolide, 2,3-((6,10-dihydroxy-9-methyl-8-oxa-1-thia-4-azaspiro(4.5)dec-3-ene-6,7-diyl)bis(oxy))-14-hydroxy-, (2-alpha(7S,9R),3-beta,5-alpha)- Labriformin Labriformine