2-METHYLTHIO-4-((4'-AMINOPHENYLAZO)-PHENYLARSONICACID)PYRIMIDINE
2-METHYLTHIO-4-((4'-AMINOPHENYLAZO)-PHENYLARSONICACID)PYRIMIDINE ??
??
2-METHYLTHIO-4-((4'-AMINOPHENYLAZO)-PHENYLARSONICACID)PYRIMIDINE C??? ??, ??, ??
2-METHYLTHIO-4-((4'-AMINOPHENYLAZO)-PHENYLARSONICACID)PYRIMIDINE ?? ?? ? ???
???
?? ??
2-METHYLTHIO-4-((4'-AMINOPHENYLAZO)-PHENYLARSONICACID)PYRIMIDINE ?? ??
???( 0)?? ??