Definition: Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
Input: What are uh nevermind when do bathyctena chuni, euplokamis stationis and eurhamphaea vexilligera excrete secretions?

When do bathyctena chuni, euplokamis stationis and eurhamphaea vexilligera  excrete secretions?