L-抗坏血酸5,6-二乙酸酯

acetic acid,3-(benzenesulfonyl)but-3-en-2-ol

N-(4-nitrophenyl)-N-nitrosoacetamide

5,5,6,6,7,7,8,8,9,9,10,10,10-tridecafluorodecan-2-one

[2-acetyloxy-4-(5,7-diacetyloxy-4-oxochromen-2-yl)phenyl] acetate