| 英文同义词: | 4-Amino-3,5-dichloropyridine N-oxide;Roflumilast Impurity 17;3,5-dichloro-4-aminopyridine 1-oxide;4-Pyridinamine, 3,5-dichloro-, 1-oxide;4-amino-3,5-dichloropyridin-1-ium-1-olate;4-Amino-3,5-dichloropyridine 1-oxide;4-chloro-10-(cyclopropylmethoxy)-9-(difluoromethoxy)benzo[c][1,6]naphthyridin-6(5H)-one |