英文别名Lenvatinib Impurity 9; Descyclopropyl Lenvatinib; Lenvatinib N-Descyclopropyl Impurity; Levatinib Impurity G; 6-Quinolinecarboxamide, 4-[4-[(aminocarbonyl)amino]-3-chlorophenoxy]-7-methoxy-; 4-(3-Chloro-4-ureido-phenoxy)-7-methoxy-quinoline-6-carboxylic acid amide