117611-96-8 2H-Furo(3,4-b)pyran-7(5H)-one, 3,4-dihydro-2,2-dimethyl-4-(phenylimino)-, N-oxide 3,4-Dihydro-2,2-dimethyl-4-(phenylimino)-2H-furo(3,4-b)pyran-7(5H)-one N-oxide