DIPIVEFRIN dipivefrine Propanoic acid, 2,2-dimethyl-, 4-[1-hydroxy-2-(methylamino)ethyl]-1,2-phenylene ester Propanoic acid, 2,2-dimethyl-, 4-[1-hydroxy-2-(methylamino)ethyl]-1,2-phenylene ester, (+-)- [2-(2,2-dimethylpropanoyloxy)-5-[1-hydroxy-2-(methylamino)ethyl]phenyl] 2,2-dimethylpropanoate 2,2-dimethylpropionic acid [5-[1-hydroxy-2-(methylamino)ethyl]-2-pivaloyloxy-phenyl] ester [2-(2,2-dimethylpropanoyloxy)-4-(1-hydroxy-2-methylamino-ethyl)- phenyl] 2,2-dimethylpropanoate dipiverfrin