A method of treating a malignant tumor selected from the group consisting of leukemia, colorectal cancer, ovarian cancer, oral cancer, lung carcinoma, breast carcinoma, prostate carcinoma, and melanoma by administering to a patient in need thereof an effective amount of at least one compound represented by formula wherein A, X, Q, R1-3, and n are defined herein. A first substrate and a second substrate are provided opposing one another with a predetermined gap therebetween. When the particular day and time arrives, the call list is forwarded to a service which executes the call list, and subsequently contacts the members of the call list. The base circuit board is connected to the second radio member to provide feed signals to the radio unit and connect the radio unit to the ground.