| 英文名称: | | 5h-(1)benzothiopyrano(4,3-b)pyridine-3-carbonitrile, 2-methoxy-4-(2-methoxyphen | | 2-methoxy-4-(2-methoxyphenyl)-5h-(1)benzothiopyrano(4,3-b)pyridine-3-car boni | | trile | | 3-b)pyridine-3-carbonitrile,2-methoxy-4-(2-methoxyphenyl)-5h-(1)benzothiopyrano( |
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