环己醛缩氨基脲

cyclohexanone 4-(3-hydroxypropyl)-4-methylsemicarbazone

tetraphenylbismuth,2,2,2-trifluoroacetic acid

溴代环己烷

5-methyl-1,7-dioxa-5,14,15-triazadispiro[5.1.58.26]pentadec-14-ene