C.I. 69800; C.I. Pigment Blue 60; C.I. 1106; C.I. Vat Blue 4; C.I. wet blue 4; 6,15-dihydronaphtho[1,2-a:12-h]phenazin-5,9,14,18-tetrone; Indanthrone; Vat Blue 4; pigment blue 60; Vat Blue RSN; Vat Blue RD; C.I.Vat Blue 4; Vat Blue 4; 6,15-dihydrodinaphtho[2,3-a:2',3'-h]phenazine-5,9,14,18-tetrone; 6,15-dihydro-5,9,14,18-anthrazinetetrone