1-Oxo-3-(N-metil,N-benzil)ammino-1H-nafto(2,1-b)pirano [Italian] 1H-Naphtho(2,1-b)pyran-1-one, 3-(methyl(phenylmethyl)amino)- 3-(Methyl(phenylmethyl)amino)-1H-naphtho(2,1-b)pyran-1-one 5-18-11-00497 (Beilstein Handbook Reference) 52053-75-5 BRN 1654008 K 8408