1,5-二氢-1-(3-吡啶)-4H-吡唑并[3,4-d]嘧啶-4-酮

2-formamido-3-(4-nitrophenyl)propanoic acid

3-乙基-7-硝基-4(3H)-喹唑啉酮

N-(5-sulfanylidene-1H-1,2,4-triazol-4-yl)formamide

1-(hydroxymethyl)cyclobutan-1-ol