In fact, the project rocket interceptor Korolev, dated December 16, 1942, instead of 45.
It was three-wheeled Landing gear (with the nose wheel).
There are two variants of the interceptor,
first with a wingspan - 6.2m, and a four-chambered RD-1 by Glushko ...
the second (1943) with a wingspan - 7.2m. Engine (presumably) RD-2M / RD-1400 / by Dushkin.
via Google translator