The molecule is a hydrochloride obtained by reaction of (S)-nefopam with one equivalent of hydrochloric acid (the racemic salt is an analgesic drug). It contains a (S)-nefopam(1+). It is an enantiomer of a (R)-nefopam hydrochloride.
(1S)-5-methyl-1-phenyl-1,3,4,6-tetrahydro-2,5-benzoxazocine;hydrochloride