2-һNڽY(ji)ˎԭϡ
2-2-cyanopyridineһNЙCWʽC6H4N2ӽY(ji)(gu)аһອh(hun)һF
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2-Ʒ
2-Ƃ䷽жNõķͨ^2-ʻc軯⛷(yng)Ƃ䡣Ȍ2-ʻc軯ЙC܄з(yng)2-(yng)ɺͨ^Y(ji)s@üĮa(chn)
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2-һĶ롢zƤw|܌wa(chn)Σڲ̓r(yng)עۉmҺ|Ƥw۾ʹÕr(yng)ϷoRͺȂ˷obͨLõĵطhxԴȼ
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