Methyl (2S,2′R)-6′-formyl-5-hydroxy-3-oxo-3H-spiro[1-benzofuran-2,1′-cyclohept[5]ene]-2′-carboxylate

Methyl (2S,2′R)-6′-formyl-5-hydroxy-3-oxo-3H-spiro[1-benzofuran-2,1′-cyclohept[5]ene]-2′-carboxylate

Spiro[benzofuran-2(3H),1′-cyclohept[5]ene]-2′-carboxylic acid, 6′-formyl-5-hydroxy-3-oxo-, methyl ester, (2S,2′R)-

Spiroapplanatumine I