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Nitrendipine impurityⅠ
![Dipivefrine hydrochloride precursor ［(±)3,4-dihydroxy-2'-methylaminoacetophenone-3,4-dipivalate perchlorate]](/upload/image/thumb/1_300_300_nopic.jpg)
Dipivefrine hydrochloride precursor ［(±)3,4-dihydroxy-2'-methylaminoacetophenone-3,4-dipivalate perchlorate]
