IUPAC:methyl (2S,4aS,6aR,9R,10aS,10bS)-2-(furan-3-yl)-9-hydroxy-6a,10b-dimethyl-4-oxo-1H,2H,4H,4aH,5H,6H,6aH,9H,10H,10aH,10bH-naphtho[2,1-c]pyran-7-carboxylate
IUPAC:methyl (2S,4aS,6aR,9R,10aS,10bS)-2-(furan-3-yl)-9-hydroxy-6a,10b-dimethyl-4-oxo-1H,2H,4H,4aH,5H,6H,6aH,9H,10H,10aH,10bH-naphtho[2,1-c]pyran-7-carboxylate