2-(2-hydroxybenzoyl)-9H-xanthen-9-one

CAS:31964-91-7

Formula:C20H12O4

benzo(a)pyrene-7,8,9,10-tetrol

CAS:73891-82-4

Formula:C20H12O4

Dibenzo[b,h]biphenylene-5,6,11,12-tetrone, 5a,5b,11a,11b-tetrahydro-, (5aalpha,5bbeta,11abeta,11balpha)-

CAS:14734-19-1

Formula:C20H12O4

palmarumycin CP(1)

CAS:159933-90-1

Formula:C20H12O4

4H-1-Benzopyran-4-one, 3-(2-furanylcarbonyl)-2-phenyl-

CAS:65485-36-1

Formula:C20H12O4

4H-1-Benzopyran-4-one, 3-benzoyl-2-(2-furanyl)-

CAS:27472-30-6

Formula:C20H12O4

Pyrano[4,3-c]pyran-1,5-dione, 3,7-diphenyl-

CAS:18596-07-1

Formula:C20H12O4

(5E)-5-(2-oxo-5-phenyl-3-furylidene)-3-phenyl-furan-2-one

CAS:6287-65-6

Formula:C20H12O4

9H-Xanthene-2-carboxylic acid, 9-oxo-, phenyl ester

CAS:64026-57-9

Formula:C20H12O4

9H-Xanthen-9-one, 2-(4-hydroxybenzoyl)-

CAS:64026-59-1

Formula:C20H12O4