54574-01-5 6'-(Diethylamino)-2'-(octylamino)spiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one 6-(Diethylamino)-2-(octylamino)fluoran EINECS 259-237-5 Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 6'-(diethylamino)-2'-(octylamino)-