1,4-Naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (S)- 1,4-Naphthalenedione, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)- 1,4-Naphthoquinone, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (-)- 1,4-Naphthoquinone, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)- 517-88-4 ALKANNIN Alkanet extract Alkanet extract, inspissated Alkanna red Anchusa acid Anchusin C.I. 75530 C.I. Natural Red 20 NSC94524