15475-40-8 4-((10,11-Dihydro-5H-dibenzo(a,d)cyclohepten-5-yl)oxy)-2,2,6-trimethylpiperidine maleate Piperidine, 4-((10,11-dihydro-5H-dibenzo(a,d)cyclohepten-5-yl)oxy)-2,2,6-trimethyl-, maleate (1:1)