Pralatrexate146464-95-1100 % similar Aminopterin54-62-672 % similar Methotrexate59-05-269 % similar Folic acid59-30-353 % similar Sodium methotrexate7413-34-547 % similar Dihydrofolic acid4033-27-645 % similar N-(4-Aminobenzoyl)-L-glutamic acid4271-30-145 % similar Pemetrexed137281-23-344 % similar Tetrahydrofolic acid135-16-044 % similar 5-Methyltetrahydrofolic acid134-35-042 % similar Levomefolic acid31690-09-242 % similar Leucovorin58-05-941 % similar N-(4-Nitrobenzoyl)-L-glutamic acid6758-40-339 % similar 2,4-Diamino-6-hydroxymethylpteridine945-24-438 % similar 2,4-Diamino-6-(hydroxymethyl)pteridine hydrochloride73978-41-337 % similar Levomefolate glucosamine1181972-37-132 % similar Tifolar150399-23-831 % similar Carbamylglutamic acid1188-38-130 % similar