181427-78-1 1H-2-Benzopyran-3-acetic acid, 8-hydroxy-6-methoxy-alpha-methyl-1-oxo- 2-(8-Hydroxy-6-methoxy-1-oxo-1H-isochromen-3-yl)propionic acid 8-Hydroxy-6-methoxy-alpha-methyl-1-oxo-1H-2-benzopyran-3-acetic acid NM 3 NM 3 (isocoumarin) NM-3 isocoumarin NM-3