`H_(2)S gt H_(2)O gt H_(2)Se gt H_(2)Te``H_(2)S gt H_(2)Se gt H_(2)Te gt H_(2)O``H_(2)O gt H_(2)Te gt H_(2)Se gt H_(2)S``H_(2)S gt H_(2)Te gt H_(2)Se gt H_(2)S`
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