(1S,4R)-1,6-Dimethyl-2,3,7-trioxa-5-aza-bicyclo[2.2.1]hept-5-ene

(1S,4R)-4,6-Dimethyl-2,3,7-trioxa-5-aza-bicyclo[2.2.1]hept-5-ene

乙酸异丁酯

(E)-1-(thiophen-2-yl)propan-2-one oxime

(E)-methyl 1-oxido-2-quinolyl ketone oxime