(Z)-2,3-Dihydro-3-((2-methoxyphenyl)methylene)-4H-1-benzothiopyran-4-one 130688-98-1 4H-1-Benzothiopyran-4-one, 2,3-dihydro-3-((2-methoxyphenyl)methylene)-, (Z)- BRN 3616317