中英文对译：Quinolone Antimicrobial Agents 

Which statement is not true about quinidine ____. A: It<br/>is composed of quinolone ring and quinolone base ring. B: The<br/>two rings are connected by hydroxymethyl. C: Contains<br/>two substituents (methoxy and ethylene) D: It<br/>has four chiral carbons. E: The<br/>target is K+ channel blocker.

The<br/>adverse reactions of quinolone do not include() A: Gastrointestinal reaction B: The<br/>central nervous system toxicity C: Photosensitive reaction D: Cartilage damage E: Ototoxicity