6-(2-羟基苯基)-哒嗪-3(2H)-酮

2-acetylphenolate,chromium(3+)

螺[2H-1-苯并吡喃-2,1-环戊并n]-4(3h)-酮

1'-methylspiro[3H-chromene-2,4'-piperidine]-4-one

2-benzyl-2-methyl-3H-chromen-4-one