Complex sentence: However, certain episodes described--in particular, Dorian's encounter with, and murder of, James Vane--do not appear in the version originally submitted by Wilde to Lippincott's.
Split into simpler sentences: However, certain episodes describe, in particular, Dorian's encounter with (and subsequent murder of) James Vane. This does not appear in the version originally submitted by Wilde to Lippincott's.