capsaicin, alkaloid, chili pepper extract. molecular model, 3d rendering, structural chemical formula and atoms with color coding

alkaloid analgesic antimycotic atom atomic atoms blackboard capsaicin capsaicine capsaicinoid capsicum carbon chemical chemistry chili coding color composition compound drawing drug extract flat formula graphic heat hot hydrogen icon illustration irritant model molecular molecule neuralgia nitrogen organic oxygen pepper piquancy rendering rubefacient science skeletal spice spicey spicy spray structural structure symbol trpv1