1,1-Dimethyl-4-phenylpiperazine iodide 1,1-Dimethyl-4-phenylpiperazinium iodide 54-77-3 DMPP DMPP iodide Dimethyl-4-phenylpiperazium iodide Dimethylphenylpiperazinium iodide EINECS 200-213-0 N,N-Dimethyl-N'-phenylpiperazinium iodide NSC 89754 PIPERAZINIUM, 1,1-DIMETHYL-4-PHENYL-, IODIDE