2-(Diethylamino)ethyl 6H-dibenzo(b,d)pyran-6-carboxylate 6-(2-Diethylaminoethoxycarbonyl)-6H-dibenzo(b,d)pyran 6H-Dibenzo(b,d)pyran-6-carboxylic acid, 2-(diethylamino)ethyl ester 83360-01-4 FCE 21849