207. 4,4'-Dihydroxy-3,3'-[3-(methylsulfanyl)propan-1,1-diyl]bis (2H-chromen-2-on)**
4,4'-Dihydroxy-3,3'-(3-methylthiopropylidene) dicoumarin***
207. 4,4'-Dihydroxy-3,3'-[3-(methylsulfanyl)propan-1,1-diyl]bis (2H-chromen-2-on)**
4,4'-Dihydroxy-3,3'-(3-methylthiopropylidene) dicoumarin***