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(6-Chloro-1H-benzotriazol-1-yloxy)tripyrrolidinophosphonium Hexafluorophosphate893413-42-8100 % similar PyBOP128625-52-569 % similar ((7-Azabenzotriazol-1-YL)oxy)tris(pyrrolidino)phosphonium hexafluorophosphate156311-83-056 % similar Benzotriazol-1-yloxy-tris(dimethylamino)phosphonium hexafluorophosphate56602-33-646 % similar 6-Chloro-1-hydroxy-1H-benzotriazole26198-19-641 % similar O-(Benzotriazol-1-yl)-N,N,N',N'-bis(tetramethylene)uronium Hexafluorophosphate105379-24-640 % similar (Benzotriazol-1-yloxy)dipiperidinocarbenium hexafluorophosphate190849-64-039 % similar (7-Azabenzotriazol-1-yloxy)tris(dimethylamino)phosphonium Hexafluorophosphate156311-85-237 % similar Chlorotri(1-pyrrolidinyl)phosphonium hexafluorophosphate133894-48-131 % similar