5-硝基-1H-吲唑-3-羧酸甲酯

3-(2,2-diethoxyethyl)-4-methylhexanal

acetic acid,4-phenylnaphthalen-1-ol

4-phenylheptane-2,5-dione

3-吡啶羧酸 2,5-二氧代-1-吡咯烷基酯