10-(Diethylamino)-5-methoxyspiro(7H-benzo(c)xanthene-7,1'(3'H)-isobenzofuran)-3'-one 71463-70-2 EINECS 275-500-7 Spiro(7H-benzo(c)xanthene-7,1'(3'H)-isobenzofuran)-3'-one, 10-(diethylamino)-5-methoxy- Spiro(isobenzofuran-1(3H), 7'-(7H)benzo(c)xanthene)-10'-diethylamino-5'-methoxy-3-one