Cyclooxygenase-2 Inhibitor SC-236 [4-[5-(4-Chlorophenyl)-3-(trifluoromethyl)-1-pyrazol-1-l] Benzenesulfonamide] Suppresses Nuclear Factor-κB Activation and Phosphorylation of p38 Mitogen-Activated Protein Kinase, Extracellular Signal-Regulated Kinase, and c-Jun N-Terminal Kinase in Human Mast Cell L