I ordered my organic chem book online so i still dont have it with me (what i'm looking for it's supposed to be there). I'm beign showed lineal structures of different organic functions. I have to give it's name and condensed formula.
some of them are
Can someone help me or at least link me somewhere i can learn more on this? I dont even know what those lines mean and they must mean something because of those two that are plain lines.