INHIBITION OF DIHYDROFOLIC REDUCTASE FROM RAT LIVER BY BIS (2,4-DIAMINOQUINAZOL-6-YL-SUBSTITUTED AMINO)-ALKYL OR ARALKYL DERIVATIVES

• 双-(2,4-二氨基喹唑啉-6-取代氨基)烷烃或芳烷烃衍生物对大鼠肝脏二氢叶酸还原酶的抑制作用