7,8-didehydro-4,5-epoxy-17-methyl-(5α,6α)-morphinan-3,6-diol 6-benzoate

(4R,5S)-(+)-4-甲基-5-苯基-1,3-恶唑啉-2-硫酮

苯酸甲酯

对乙酰氨基酚

butylselanylbenzene