1. A few examples from the patent literature: Farnesyltransferase inhibitor from Merck & Co., Inc. WO9828980
2. α-Amino-3-hydroxy-5-methylisoxazole-4-propionic acid (AMPA) receptor modulator from Eisai Co. Ltd., WO0196308
3. p-38 MAP kinase inhibitor from Celltech R&D Ltd., WO03033502 and from Bayer AG, WO03076405
4. Factor Xa antagonist from Merck Patent GmbH, WO0040583
5. Tetrahedron report number 163