如題，
我也不太清楚，
現在手頭沒攻略......
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Just chemistry! Helium
Boron Carbon Nitrogen Oxygen Fluorine Neon
Aluminum Silicon Phosphorus Sulfur Chlorine Argon
Gallium Germanium Arsenic Selenium Bromine Krypton
Indium Tin Antimony Tellurium Iodine Xenon
Thallium Lead Bismuth Polonium Astatine Radon
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