5(4H)-Isoxazolone, 4-(5-(5-hydroxy-3-propyl-4-isoxazolyl)-2,4-pentadienylidene)-3-propyl- 64724-75-0 Bis(3-propyl-5-oxoisoxazol-4-yl)pentamethine oxanol Bis(3-propyl-5-oxoisoxazol-4-yl)pentamethineoxonol Oxanol VI oxonol VI