[3-[(2S)-2-(methyl-prop-2-ynylamino)propyl]phenyl] N-cyclohexyl-N-methylcarbamate [3-[(2S)-2-(methyl-prop-2-ynyl-amino)propyl]phenyl] N-cyclohexyl-N-methyl-carbamate N-cyclohexyl-N-methylcarbamic acid [3-[(2S)-2-(methyl-prop-2-ynylamino)propyl]phenyl] ester N-cyclohexyl-N-methyl-carbamic acid [3-[(2S)-2-(methyl-propargyl-amino)propyl]phenyl] ester