2-Butenoic acid,2-methyl-,(1S)-2-hydroxy- 1-[(R)-hydroxy(7-methoxy-2-oxo-2H-1- benzopyran-6-yl)methyl]-2-methylpropyl ester,(2Z)-

2-Butenoic acid,2-methyl-,(1S)-2-hydroxy- 1-[(R)-hydroxy(7-methoxy-2-oxo-2H-1- benzopyran-6-yl)methyl]-2-methylpropyl ester,(2Z)- · CAS 19625-17-3