Synonyms: (-)-BICUCULLINE METHBROMIDE;[r-(r*,s*)]-5-(6,8-dihydro-8-oxofuro[3,4-e]-1,3-benzodioxol-6-yl)-5,6,7,8-tetrahydro-6,6-dimethyl-1,3-dioxolo[4,5-g]isoquindinium bromide;1(s),9(r)-(-)-bicuculline methobromide;(5S)-5-[(6R)-6,8-Dihydro-8-oxofuro[3,4-e]-1,3-benzodioxol-6-yl]-5,6,7,8-tetrahydro-6,6-dimethyl-1,3-dioxolo[4,5-g]isoquinolinium bromide (1:1);1(S),9(R)-(-)-Bicuculline methbromide