1-(2,3-dihydroxypropyl)-4-phenylpiperazine 1,4-dioxide;3-(4-Phenyl-1-piperazinyl)-1,2-propanediol N,N'-Dioxide;D,L-Dropropizine N,N-Dioxide
1-(2,3-dihydroxypropyl)-4-phenylpiperazine 1,4-dioxide;3-(4-Phenyl-1-piperazinyl)-1,2-propanediol N,N'-Dioxide;D,L-Dropropizine N,N-Dioxide