英文同义词
2-[(2-bromo-2-propenyl)sulfanyl]-6,6-dimethyl-3-(2-methyl-2-propenyl)-3,5,6,8-tetrahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one;4H-Pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one, 2-[(2-bromo-2-propen-1-yl)thio]-3,5,6,8-tetrahydro-6,6-dimethyl-3-(2-methyl-2-propen-1-yl)-