Not available,4-(3-Chloro-4-(3-(cyclopropyl-2,2,3,3-d4)ureido)phenoxy)-7-methoxyquinoline-6-carboxamide,Labeled Lenvatinib, intended for use as an internal standard for the quantification of Lenvatinib by GC- or LC-mass spectrometry.,Lenvatinib Stable Isotopes