(1R-(1alpha,4beta,5beta,6beta,6abeta,9alpha,9abeta))-Hexahydro-1,5,6a-trihydroxy-5-(methoxymethyl)-9-methylspiro(6H-4,9a-methanocyclopent(d)oxocin-6,3'-oxetane)-2,2'(1H)-dione 153445-92-2 Hexahydro-1,5,6a-trihydroxy-5-(methoxymethyl)-9-methylspiro(6H-4,9a-methanocyclopent(d)oxocin-6,3'-oxetane)-2,2'(1H)-dione (1R-(1alpha,4beta,5beta,6beta,6abeta,9alpha,9abeta))- Spiro(6H-4,9a-methanocyclopent(d)-oxocin-6,3'-oxetane)-2,2'(1H)-dione, hexahydro-5-(methoxymethyl)-9-methyl-1,5,6a-trihydroxy-, (1R-(1-alpha,4-beta,5-beta,6-beta,6a- beta,9-alpha,9a-beta))- Spiro(6H-4,9a-methanocyclopent(d)oxocin-6,3'-oxetane)-2,2'(1H)-dione, hexahydro-1,5,6a-trihydroxy-5-(methoxymethyl)-9-methyl-, (1R-(1alpha,4beta,5beta,6beta,6abeta,9alpha,9abeta))- Veranisatin A