10-Formyltetrahydropteroyl-gamma-glutamylglutamic acid 29552-62-3 7-Hydro-8-methylpteroylglutamylglutamic acid pentahydrate Hmpgg L-Glutamic acid, N-(N-(4-(((2-amino-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl)formylamino)benzoyl)-L-gamma-glutamyl)- L-Glutamic acid, N-(N-(4-(((2-amino-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl)formylamino)benzoyl)-L-gamma-glutamyl)-, hydrate (1:5)