5-(tert-butyldimethylsilyloxy)-3-iodo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole

3,5-二氯吡啶

1-(3,5-dichloropyridin-4-yl)ethan-1-ol

(S)-1-(3,5-二氯吡啶-4-基)乙醇