4-24-00-01860 (Beilstein Handbook Reference) 6247-39-8 Anthra(2,1,9-mna)benz(6,7)indazolo(2,3,4-fgh)acridine-5,10-dione BRN 0062096 C.I. 70500 C.I. Vat Blue 25 EINECS 228-366-9 Indanthren Navy Blue R Mikethrene Marine Blue R Modr Kypova 25 [Czech] Modr Namornicka Ostanthrenova R [Czech] Nihonthrene Navy Blue R Ostanthren Navy Blue R Paradone Navy Blue R