Examine source code of It endures it.

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    },
    "colors": {
      "frame": "#f2d9d9",
      "tab_background_text": "#940f0f"
    }
  },
  "version": "2.0",
  "name": "It endures it.",
  "manifest_version": 2,
  "description": "忍ぶ・・"
}