Which structures represent R-3-methylhexane? H III, IV I, ||| II, IV I, II || Σilliy III IV I

Norethynodrel, a component of the first combined oral contraceptive, has the following structure. Identify the functional groups indicated in Norethynodrel. II IV OH O 1 = aldehyde; II = alkyne; I|| = alcohol; IV = alkene O1 = ketone; || = alkene; III = alcohol; IV = alkyne O 1 = ketone; || = aromatic; I|| = alcohol; IV = alkyne O 1 = anhydride; II = alkene; III = carboxylic acid; IV = alkene O 1 = ester; II = alkene; III = alcohol; IV = alkyne

Write the systematic name of each organic molecule: structure O || H-C—CH-CH3 OH H—C–CH2–CH2–CH3 || HỌ—CH,—CH,—CH–CH OH name Ú 0 0

Give the systematic name of the following compound.