interchangable dropouts on carbon frames

I'm building Viner Strada Bianca frame, which I'm pretty sure is open design carbon frame rebadged by On One/ PlanetX. In order to avoid building another wheel I figured I could swap 142mm thru-axle dropouts with 135mm QR. This is the pic of dropouts:
 

So I ordered these  :

So I ordered these   
but they don't match the frame, as fate would have it. Does anyone have any suggestion where to get the right kind?

So far the only matching dropout set is sold by Van Dessel https://www.vandesselcycles.com/product/135mm-replacement-dropouts/  but their international shipping charges are insane.