5-AMINO-1,2-DIHYDRO-2-METHYL-3-PHENYL-S-(-)-PYRIDO[3,4-B]PYRAZIN-7-YLCARBAMIC ACID, 2-FLUOROETHYL ESTER, CHLOROFORMATE, HYDRATE [20:4:15] NSC628803 S-(-)Pyrido[3,4-b]pyrazin-7-ylcarbamic acid, 5-amino-1,2- dihydro-2-methyl-3-phenyl-, 2-fluoroethyl ester, chloroformate, hydrate [20:4:15]