Left is Piz Morteratsch, right Piz Roseg.
Directly left of Piz Roseg is Piz Bernina, appearing to be just part of Piz Roseg itself. The summit of Piz Bernina (4049 m) is in the clouds, but at a distance of only 250 m, its subsidiary summit Pizzo Bianco (4995 m) is just visible below the clouds. The N-ridge going over Pizzo Bianco to Piz Bernina is the famous Biancograt
It beats me why Wilco points his camera in the other direction ...