1,4,5,8-Tetracarboxynaphthalene, 1,4,5,8-Naphthalenetetracarbonic acid, 1,4,5,8-Naphthalenet, naphthalene-1,4,5,8-tetracarboxylic acid, 1,4,5,8-NAPHTHALENETETRACARBOXYLIC AC, Naphthalin-1,4,5,8-tetracarbonsaeure, 1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID, (CONTAINS MONOANHYDRIDE), 1,4,5,8-naphthalenetetraformicacid, 1,4,5,8-NAPHTHALENE TETRACARBOXYLIC ACID, 1,4,5,8-Naphthalenetetracarboxylic acid, 1,4,5,8-Naphthalenetetracarboxylic Acid (contains Monoanhydride), naphthalenetetracarboxylic acid(1,4,5,8), Naphthaline-1,4,5,8-tetracarbonic acid, 1,4,5,8-Naphthalenetetracarboxylicacid, 1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID HYDRATE, 1,4,5,8-NAPHTHALENETETRACARBOXYLICACIDHYDRATE, 1,4,5,8-NAPHTHALENETETRACABOXYLIC ACID