1-Dodecylpyridinium chloride 1-Laurylpyridinium chloride 104-74-5 C 2 DPC Dehyquart C Dodecylpyridinium chloride Eltren LPC Laurylpyridinium chloride N-Dodecylpyridinium chloride N-Laurylpyridinium chloride NSC35027 Pyridinium, 1-dodecyl-, chloride Quaternario LPC