114797-43-2 21934-68-9 6'-(Diethylamino)-1',3'-dimethylspiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one EINECS 244-667-8 Fluoran, 3'-(diethylamino)-6',8'-dimethyl- Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 6'-(diethylamino)-1',3'-dimethyl-