| 英文同义词: | 3,3,6,6-Tetramethyl-1-thiacyclohepta-4-yne;3,3,6,6-Tetramethyl-2,3,6,7-tetrahydro-4,5-didehydrothiepin;3,3,6,6-Tetramethyl-4,5-didehydro-2,3,6,7-tetrahydrothiepin;3,3,7,7-Tetramethyl-5-thiacycloheptyne;4,5-Didehydro-2,3,6,7-tetrahydro-3,3,6,6-tetramethylthiepin;Thiepin, 4,5-didehydro-2,3,6,7-tetrahydro-3,3,6,6-tetramethyl- |