The present invention relates to a method of treating ileus in a patient, which includes administering a pharmaceutical composition that includes carbon monoxide to the patient. The image output method includes dividing a received image into a plurality of sub-images, correcting quality of each of the sub-images based on a contrast ratio calculated for the received image, and outputting the image by combining the corrected sub-images. In addition, the heat dissipation member includes frame that extend toward between the side surfaces of the second substrate and the frame from both end sides of the frame portion. Other embodiments are also disclosed. Further, the present invention is directed to corresponding vermin-deterring compositions which contain these substances as the active ingredient, compounds of the formula for the preparation of vermin-deterring compositions, and the use of compounds of formula in the defense against vermin.