Sketch the line-angle formula of the following compound: cyclopentyl propyl ether

Line-angle formula sketch of cyclopentyl propyl ether for naming ethers.

Line-angle formula sketch of cyclopentyl propyl ether with a square instead of a pentagon.

Line-angle formula sketch of cyclopentyl propyl ether with a pentagon and an oxygen atom.

Line-angle formula sketch of cyclopentyl propyl ether with a square and an oxygen atom.