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(S)-2,2-Dimethylchroman-4-amine hydrochloride: BD012994732646585-67-197%; ￥121.0100mg

(S)-2,2-Dimethylchroman-4-amine: BD00917224235423-04-895%; ￥2273.01g

4-Hydroxy-2,2-dimethylchroman-5-carboxylic acid: BD446910158227-26-095%; ￥1180.0100mg

6-Bromo-2,2-dimethylchroman-4-amine: BD224374226922-92-595%; ￥8929.01g

2,2,5,7,8-Pentamethylchroman-6-sulfonyl chloride: BD64161112160-39-195%; ￥1216.01g

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