Direct Navy Blue R.; DIRECT DYESTFF D-R; 5-amino-3-[2-[7-[2-[4-[2-[4-[2-[7-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl]-1-hydroxy-3-sulfo-2-naphthalenyl]diazenyl]-2-sulfophenyl]ethenyl]-3-sulfophenyl]diazenyl]-8-hydroxy-6-sulfo-2-naphthalenyl]diazenyl]-4-hydroxy-2,7-naphthalenedisulfonic acid
