Brenzcatechincyclophosphat, Tetramethylguanidiniumsalz   、                                                                                      2-{2,6-Bis-[(4,5-dihydro-1H-imidazol-2-ylamino)-methyl]-phenoxy}-ethanol; compound with picric acid                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 Phosphoric acid 2-{2,6-bis-[(4,5-dihydro-1H-imidazol-2-ylamino)-methyl]-phenoxy}-ethyl ester 2-hydroxy-phenyl ester; compound with picric acid