8064-47-9 Ergostim FOP Folcysteine Folcysteine FOP L-Glutamic acid, N-(4-(((2-amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl)amino)benzoyl)-, mixed with L-cysteine L-Glutamic acid, N-(4-(((2-amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl)amino)benzoyl)-, mixt. with L-cysteine