Reaction mass of 924627-52-1 and 924628-54-6;Reaction mass of (2E)-2-Benylidene-5,6-dimethoxy-3,3-dimethylindan-1-one and (2Z)-2-Benylidene-5,6-dimethoxy-3,3-dimethylindan-1-one;1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-3,3-dimethyl-2-(phenylmethylene)-