2-(5-chlorothiophen-2-yl)ethenesulfonyl chloride 、 2-(2-oxopiperazin-1-ylmethyl)pyrrolo[3,2-c]pyridin-1-carboxylic acid tert-butyl ester 生成 2-{4-[2-(5-chlorothiophen-2-yl)ethenesulfonyl]-2-oxopiperazin-1-ylmethyl}pyrrolo[3,2-c]pyridine-1-carboxylic acid tert-butyl ester