1-(3-alpha-Hydroxy-20-oxo-5-alpha-pregnan-2-beta-yl)-1-methylpiperidinium bromide 18303-52-1 3-alpha-Hydroxy-2-beta-piperidino-5-alpha-pregnan-20-one methobromide Piperidinium, 1-(3-alpha-hydroxy-20-oxo-5-alpha-pregnan-2-beta-yl)-1-methyl-, bromide