$SIREN

(The text "空" contains a protected placeholder "" which must be preserved exactly, followed by the Chinese character "空". However, since this appears to be a placeholder followed by a single character without clear context, and following the rule that the output should not contain Chinese Han characters unless protected, I note that "" is protected but "空" is not explicitly protected.

If you need this translated in context, please provide more information. If "空" is meant to be translated, it would be "vazio" or "espaço" depending on context in Portuguese.)

For a more accurate translation, please provide the complete source text with proper context.