24280-93-1 4-Hexenoic acid, 6-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5- isobenzofuranyl)-4-methyl-, (E)- 4-Hexenoic acid, 6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-5-phthalanyl)-4- methyl-, (E)- Lilly 68618 MPA Melbex Mycophenolic Acid NSC129185