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Henan Dongyao Pharmaceutical Technology Co., Ltd??? ?? ??? ?????.

?? ?:Henan Dongyao Pharmaceutical Technology Co., Ltd

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???:1751713684@qq.com

??:China

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		1676-73-9	C12H15NO4
7,8-dihydro-5H-cyclohepta[b]pyridine-5,9(6H)-dione	7,8-?????-5H-??????[b]???-5,9(6H)-??	39713-40-1	C10H9NO2

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