2,3,3-三甲基-2-庚烯 为什么错了?

2197063-07-1 21244-39-3 2111907-06-1 2109188-90-9 2098345-00-5 206059-97-4 2055637-56-2 1982373-25-0 19172-93-1 18189-01-0 1809419-58-6 1779661-32-3 17619-01-1 1710675-03-8 169523-06-2 1677663-13-6 1643774-90-6 1632041-02-1 1609152-72-8 157072-31-6 1494034-61-5 148119-87-3 1453376-42-5 141656-02-2 1412891-73-6 140218-14-0 1379770-02-1 1369141-61-6 1345826-99-4 129434-66-8

187271-97-2 绞股蓝苷A 187461-19-4 四(丁氧基乙氧基)硅烷 18791-20-3 18795-33-0 18802-62-5 188038-96-2 1882092-70-7 3-乙酰基-4-氧代戊酸乙酯 1-壬烯 188410-53-9 188485-31-6 188829-97-2 4-马来酸苯乙酸肼 189000-38-2 189139-40-0 苦瓜苷 189181-53-1 189188-38-3 1892461-96-9 EtTe(CH2)3OH 189278-12-4 6-氯-2-甲基-2H-吲唑-5-胺 氢氧化锰(Ⅱ) 189691-23-4 对香豆酰奎x酸 189937-19-7 二氯丙酸甲酯 γ-Glu-Cys（S-甲基）