Tucked in the middle of the Bel-Air Country Club golf course, the estate spans 1.5 acres, with two homes on two lots. The colorful Bel-Air compound — a bohemian bouquet of art and architecture — surfaced for sale at $49.5 million after Mimieux, star of the 1960 film “The Time Machine,” died at 80 in January. Rad, an L.A. native …