2-(1-Piperidinyl)-4H-naphtho(1,2-b)pyran-4-one 2-(N-Piperidil)-4-oxo-4H-nafto(1,2-b)pirano [Italian] 4H-Naphtho(1,2-b)pyran-4-one, 2-(1-piperidinyl)- 61035-05-0 BRN 0415699 K 12212