docusate sodium molecule, structural chemical formula, ball-and-stick model, image organic sodium salt

docusate sodium organic salt cathartics laxatives stoolsoftening activity molecule molecular structure chemical formula c20h37nao7s isolated model compound chemistry constipation atom stool sulfur skeletal pesticide laxative atomic composition hydrogen additive carbon medicine oxygen study ball softener surfactant bond oil physics scientific substance nitrogen adjuvant anionic dispersant dioctyl