((S)-2,2-dimethyl-1,3-dioxolan-4-yl)methyl 3-(4-((S)-2-hydroxy-3-(3-(4-((S)-2-hydroxy-3-((2-(morpholine-4-carboxamido)ethyl)amino)propoxy)phenyl)-N-(2-(morpholine-4-carboxamido)ethyl)propanamido)propoxy)phenyl)propanoate,((S)-2,2-dimethyl-1,3-dioxolan-4-yl)methyl 3-(4-((S)-2-hydroxy-3-(3-(4-((S)-2-hydroxy-3-((2-(morpholine-4-carboxamido)ethyl)amino)propoxy)phenyl)-N-(2-(morpholine-4-carboxamido)ethyl)propanamido)propoxy)phenyl)propanoate,Landiolol