(+-)-p-(((E)-2-Oxocyclohexylidene)methyl)hydratropic acid 2-(4-((2-Oxocyclohexylidene)methyl)phenyl)propionic acid 2-Ocmpp 69956-77-0 Benzeneacetic acid, alpha-methyl-4-((2-oxocyclohexylidene)methyl)- CS 670 Pelubiprofen