2H-1-Benzopyran-3-acetic acid, 4-hydroxy-.alpha.-(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)-2-oxo-, ethyl ester 3,3'-(Carboxymethylene)bis(4-hydroxycoumarin) ethyl ester 548-00-5 Acetic acid, bis(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)-, ethyl ester B. O. E. A. BOEA Bis(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)acetic acid ethyl ester Bis(4-hydroxy-3-coumarin)acetic acid ethyl ester Bis(hydroxycoumarin)acetic acid ethyl ester Bis-(4-hydroxy-3-coumarinyl)ethyl acetate Bis-3,3'-(4-hydroxycumarinyl)acetic acid ethyl ester Dicumacyl Ethyl 4,4'-dihydroxydicoumarinyl-3,3'-acetate Ethyl bis(4-hydroxy-3-coumarinyl)acetate Ethyl bis(4-hydroxycoumarinyl)acetate Ethyl biscoumacetate Ethyl biscumacetate Ethyl ester of 3,3'-carboxymethylenebis(4-hydroxycoumarin) Ethyldicoumarol acetate NSC36366 Neodicoumarin Neodicoumarol Neodicumarinum Neodicumarol Neodikumarin Pelentan Trombarin Trombil Trombolysan Tromexan Tromexan ethyl acetate WLN: T66 BOVJ EQ DYVO2&- DT66 BOVJ EQ