Pyrrolidine, 2-2-(1R)-1-(4-chlorophenyl)-1-phenylethoxyethyl-1-methyl-, (2R)- Pyrrolidine, 2-[2-[(p-chloro-α-methyl-α-phenylbenzyl)oxy]ethyl]-1-methyl-, (+)- (8CI) [2R,(+)]-2-[2-[[(R)-1-(p-Chlorophenyl)-1-phenylethyl]oxy]ethyl]-1-methylpyrrolidine CLEMASTINE FUMARATE SALT (2R)-2-[2-[(1R)-1-(4-CHLOROPHENYLETHOXY)]ETHYL]-1-METHYL-2-PYRROLIDINE FUMARATE (+)-(2R)-2-[2-[[(R)-p-Chloro-alpha-methyl-alpha-phenylbenzyl]oxy]ethyl]-1-methylpyrrolidine Pyrrolidine, 2-[2-[1-(4-chlorophenyl)-1-phenylethoxy]ethyl]-1-methyl-, [R-(R*,R*)]- Clemastine for system suitability CRS