.DELTA.2,2'-Bipseudoindoxyl 11669 Blue 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- 482-89-3 Blue No. 201 C.I. 73000 C.I. Vat Blue 1 Cystoceva D And C Blue No. 6 D And C Blue Number 6 D&C Blue 6 D&C Blue No.6 D+C Blue No. 6 Diindogen Indigo Indigo Blue Indigo Ciba Indigo Ciba SL Indigo J Indigo N Indigo NAC Indigo NACCO Indigo P Indigo PLN Indigo Powder W Indigo Pure BASF Indigo Pure BASF Powder K Indigo Synthetic Indigo VS Indigotin Lithosol Deep Blue B Mitsui Indigo Paste Mitsui Indigo Pure Monolite Fast Navy Blue BV NSC8645 Pigment Blue 66 Synthetic Indigo Synthetic Indigo TS