13215-54-8 7-Chloro-2',4,6-trimethoxy-6'-methylspiro(benzofuran-2(3H),1'-(2)cyclohexene)-3,4'-dione 4'-oxime Spiro(benzofuran-2(3H),1'-(2)cyclohexene)-3,4'-dione, 7-chloro-2',4,6-trimethoxy-6'-methyl-, 4'-oxime