The present invention relates to compounds useful as Chemokine Receptor antagonists. Provided by the invention are the seeds, plants and derivatives of the soybean variety XB35Y13. In such cases, not only the navigation program but also point registration information and contents data currently recorded in the memory device are erased; the navigation program is acquired from the portable storage medium and recorded in the memory device. 38 gcm3; a high-stiffness roller having a stiffness greater than the stiffness of the elastic roller and forms a fixing nip between the elastic roller and the high-stiffness roller; and a heating mechanism that heats the fixing nip.