Single Scoot and Trade

From a 1/4 tag: Scoot back, then the ends Quarter to Handhold while the centers Hinge, making a 2-faced line. Finally, Lockit.

\sdform{\egirl1s\cr\boy1n,\boy2s\cr\egirl2n\cr}	\sdform{\egirl1n\cr\boy2n,\boy1s\cr\egirl2s\cr}	\sdform{\girl1e\cr\boy2e\cr\boy1w\cr\girl2w\cr}	\sdform{\girl2n,\boy1n,\boy2s,\girl1s\cr}

before Single Scoot and Trade	After Scoot Back	Hinge, Quarter	finished

One might think that the As Couples version of this would be known as Scoot and Trade, but this appears not to be the case.