dimethyl 3-benzoyl-1,2-oxazole-4,5-dicarboxylate

2-nitro-1-phenylhexane-1,5-dione

(5-benzyl-4,5-dihydro-1,2-oxazol-3-yl)-phenylmethanone

2-苯基喹噁啉

3-(4-chlorophenyl)-4-nitro-5-phenyl-1,2-oxazole