英文别名Folic Acid Impurity 9; Folic Acid EP Impurity C; N-[4-[[(2-Amino-1,4-dihydro-4-oxo-7-pteridinyl)methyl]amino]benzoyl]-L-glutamic Acid; Isofolic Acid (EP-designation); Isofolic Acid; N-(4-{[(2-Amino-4-oxo-3,4-dihydro-6-pteridinyl)methyl]amino}benzoyl)glutamic acid; N-(4-{[(2-Amino-4-oxo-1,4-dihydro-7-pteridinyl)methyl]amino}benzoyl)-L-glutamic acid