Aniline on treatment with Br2 water gives:
A white crystalline solid “X” gives following chemical tests: (i) it liberates CO2 with NaHCO3 (ii) It forms a coloured dye on diazotisation and coupling with β -napthol (iii) With Br2 water it forms white ppt of 2, 4, 6 – tribromo aniline. Then “X” can be: