Synonyms: Hexanamide,3-amino-N-[(5S)-2-[(aminocarbonyl)amino]-1,4,5,6-tetrahydro-4-oxo-5-pyrimidinyl]-6-[(aminoiminomethyl)amino]-N-methyl-,(3S)- (9CI); Hexanamide,3-amino-N-[2-[(aminocarbonyl)amino]-1,4,5,6-tetrahydro-4-oxo-5-pyrimidinyl]-6-[(aminoiminomethyl)amino]-N-methyl-,[S-(R*,R*)]-; TAN 1057A