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limeng4544金虫 (小有名气)
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[求助]
微谱求助
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求助一个结构，应该很简单，碳谱数据：36.5,39.5,53.3,54.3,67.9,85.4,105.7,131.0,132.0,136.1,137.3，不确定是哪种类型的化合物，求各位帮帮忙 [ Last edited by limeng4544 on 2013-8-22 at 15:25 ] |
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