3. (2 pt) Nomenclature: Name the following alkyl halides. Do not forget to use R and S to indicate stereochemistry where appropriate. a. (include common and IUPAC names) CI Gust IUPAC name) Cl Draw the structure of (4R,5S,6S)-4,5-dichloro-3-ethyl-6-fluoro-4-iodononane. Use wedges and dashes to indicate stereochemistry. b.