noscapine molecule. it is non-sedating isoquinoline alkaloid used for its antitussive properties. structural chemical formula and

alkaloid analgesic antitussive atom atomic benzylisoquinoline carbon chemical chemistry compound design drawing drug flat formula hydrogen icon illustration isoquinoline molecular molecule nonnarcotic nonsedating noscapine organic oxygen papaveraceae phthalide phthalideisoquinoline poppy structural structure vector