derivative of function

alarm pheromone of Dermatophagoides farinae Aldea del Fresno bright current density range citysearch cooled wine cyclopentanoperhydrophenanthrenes duoperone Exchange of assets Julian epoch mud spring panto- plectranthias whiteheadi pulse compressive receiver self-sustaining rock single seat plug type suppressing hyperactive liver for descending adver Tubularia Vesalius' ligament vociferator you tell me