英文同义词: | HEXAMETHYLDEWARBENZENE;1,2,3,4,5,6-HEXAMETHYLBICYCLO[2.2.0]HEXA-2,5-DIENE;2-Butin hexamethyl-dewar-benzol;2-butinhexamethyl-dewar-benzol;Bicyclo(2.2.0)hexa-2,5-diene, hexamethyl-;Bicyclo[2.2.0]hexa-2,5-diene, 1,2,3,4,5,6-hexamethyl-;Hexamethyl-bicyclo(2.2.0)hexa-2,5-dien;hexamethyl-bicyclo(2.2.0)hexa-5-diene |