N,N'-(6-(hydroxymethyl)pteridine-2,4-diyl)dibutyramide

L-半胱氨酸盐酸盐无水物

6-羟基甲基蝶呤

N-{6-[(acetyloxy)methyl]-3,4-dihydro-4-oxopteridin-2-yl}acetamide

6-溴乙基-喋啶-2,4-二胺