英文别名(9S,10S)-8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)-bis(2-methylbut-2-enoate); [8,8-dimethyl-9-[(Z)-2-methylbut-2-enoyl]oxy-2-oxo-9,10-dihydropyrano[2,3-f]chromen-10-yl] (Z)-2-methylbut-2-enoate; (9S,10S)-8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methyl-2-butenoate); Praeruptorin D; 8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methyl-2-butenoate); (-)-praeruptorin B; 8,8-Dimethyl-2-oxo-2,8,9,10-tetrahydropyrano(2,3-f)chromene-9,10-diyl bis((Z)-2-methyl-2-butenoate); (-)-cis-(3S,4S)-3,4-diangeloxylkhellactone; (+)-Anomalin; PDII; (2Z,2'Z)-2-Methyl-2-butenoic acid (9S,10S)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester; Bis[(Z)-2-methyl-2-butenoic acid](9S,10S)-2-oxo-8,8-dimethyl-9,10-dihydro-2H,8H-benzo[1,2-b:3,4-b']dipyran-9β,10β-diyl ester; Bis[(Z)-2-methyl-2-butenoic acid][(9S,10S)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran]-9,10-diyl ester; 2-Butenoic acid, 2-methyl-, (9S,10S)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester, (2Z,2'Z)-; (+)-Praeruptorin B 
