5-Methyltetrahydrofolic acid134-35-0100 % similar Levomefolic acid31690-09-2100 % similar Leucovorin58-05-979 % similar Tetrahydrofolic acid135-16-071 % similar Dihydrofolic acid4033-27-665 % similar Folic acid59-30-361 % similar Calcium folinate1492-18-854 % similar Calcium levofolinate80433-71-254 % similar Pemetrexed137281-23-354 % similar Levomefolate glucosamine1181972-37-153 % similar Aminopterin54-62-652 % similar Methotrexate59-05-248 % similar N-(4-Aminobenzoyl)-L-glutamic acid4271-30-145 % similar Pralatrexate146464-95-142 % similar N-(4-Nitrobenzoyl)-L-glutamic acid6758-40-342 % similar Raltitrexed112887-68-039 % similar Tifolar150399-23-835 % similar Pteroic acid119-24-434 % similar Carbamylglutamic acid1188-38-133 % similar Sodium methotrexate7413-34-531 % similar