4-[(2S)-2-Hydroxy-3-[[2-[(4-morpholinylcarbonyl)amino]ethyl]amino]propoxy]benzenepropanoic Acid [(4S)-2,2-Dimethyl-1,3-dioxolan-4-yl]methyl Ester-D4; [S-(R*,R*)]-4-[2-Hydroxy-3-[[2-[(4-morpholinylcarbonyl)amino]ethyl]amino]propoxy]benzenepropanoic Acid (2,2-Dimethyl-1,3-dioxolan-4-yl)methyl Ester-D4; Landiolol-D4; ONO 1101-D4,((S)-2,2-dimethyl-1,3-dioxolan-4-yl)methyl 3-(4-((S)-2-hydroxy-3-((2-(morpholine-4-carboxamido)ethyl-1,1,2,2-d4)amino)propoxy)phenyl)propanoate,Landiolol