116387-29-2 5,10-Dideaza-5,6,7,8-tetrahydrofolic acid 5,10-Dideazatetrahydrofolic acid 95693-76-8 DATHF DDATHF L-Glutamic acid, N-(4-(2-(2-amino-1,4,5,6,7,8-hexahydro-4-oxopyrido(2,3-d)pyrimidin-6-yl)ethyl)benzoyl)- Pyrido(2,3-d)pyrimidine, L-glutamic acid deriv.