Mepenzolon

mepenzolic acid

3-[(Hydroxydiphenylacetyl)oxy]-1,1-dimethylpiperidinium

Piperidinium, 3-hydroxy-1,1-dimethyl-, benzilate (ester) (8CI)

Piperidinium, 3-[(hydroxydiphenylacetyl)oxy]-1,1-dimethyl- (9CI)