芘

乙酰氯

2-hydroxy-1-(pyren-1-yl)ethanone

胆固醇甲酰氯

(8R,9R,10S,13S,14R,17S)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-10,13-dimethyl-17-((S)-6-methylheptan-2-yl)-1H-cyclopenta[a]phenanthren-3-yl 2-oxo-2-(pyren-1-yl)ethyl carbonate