Synthesis, Antimicrobial, and Anti-inflammatory Activities of Novel 2-[3-(1-Adamantyl)-4-substituted-5-thioxo-1,2,4-triazolin-1-yl]acetic Acids, 2-[3-(1-Adamantyl)-4-substituted-5-thioxo-1,2,4-triazolin-1-yl]propionic Acids and Related Derivatives