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

4H-1-Benzopyran-4-one,2,3-dihydro-6-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-, (S)- · CAS 189689-32-5