Response to the comment on "Halogenated indigo dyes: A likely source of 1, 3, 6, 8-tetrabromocarbazole and some other halogenated carbazoles in the environment". (May 2016) - Parette, Robert; McCrindle, Robert; McMahon, Katherine S.; Pena-Abaurrea, Miren; Reiner, Eric; Chittim, Brock; Riddell, Nicole; Voss, Gundula; Dorman, Frank L.; Pearson, Wendy N.; Robson, Matthew