Convert the following condensed structures into skeletal structures:
c.

Condensed structures are a way of representing organic molecules that show the connectivity of atoms without depicting all the bonds explicitly. In these structures, atoms are often grouped together to indicate how they are connected, and hydrogen atoms attached to carbons are usually omitted for simplicity. Understanding condensed structures is essential for converting them into skeletal structures, as it requires recognizing the functional groups and overall molecular framework.

Skeletal structures, also known as line-angle formulas, are a simplified representation of organic molecules where carbon atoms are represented by vertices or ends of lines, and hydrogen atoms are implied. This format emphasizes the connectivity and geometry of the molecule while omitting explicit hydrogen atoms. Familiarity with skeletal structures is crucial for visualizing molecular shapes and understanding reactivity in organic chemistry.

Functional groups are specific groups of atoms within molecules that are responsible for the characteristic chemical reactions of those molecules. They dictate the properties and reactivity of organic compounds, making them essential for understanding how to convert condensed structures into skeletal forms. Recognizing functional groups helps in identifying the key features of a molecule that influence its behavior in chemical reactions.