10-Methyl-2-(1-pyrrolidinyl)-4H-naphtho(2,3-b)pyran-4-one 2-(N-Pirrolidil)-4-oxo-10-metil-4H-nafto(2,3-b)pirano [Italian] 4H-Naphtho(2,3-b)pyran-4-one, 10-methyl-2-(1-pyrrolidinyl)- 68884-73-1 K 12421