4H-1-Benzopyran-4-one,2,3-dihydro-6,7-dihydroxy-2-(4-hydroxyphenyl)-, (S)-

4H-1-Benzopyran-4-one,2,3-dihydro-6,7-dihydroxy-2-(4-hydroxyphenyl)-, (S)- · CAS 189689-31-4