(((p-Chlorophenyl)thio)methylene)diphosphonic acid 149845-07-8 89987-06-4 96538-83-9 Acide tiludronique [INN-French] Acido tiludronico [INN-Spanish] Acidum tiludronicum Acidum tiludronicum [INN-Latin] SR 41319 Tiludronic Acid Tiludronic acid [BAN:INN]