5H-?Benzothiazolo[3,?2-?a]?[1,?8]?naphthyridine-?6-?carboxylic acid, 2-?chloro-?5-?oxo-?, ethyl ester

5H-?Benzothiazolo[3,?2-?a]?[1,?8]?naphthyridine-?6-?carboxylic acid, 2-?chloro-?5-?oxo-?, ethyl ester · CAS 881633-93-8