 KYIV, Ukraine--BUSINESS WIRE--Enamine Ltd. a provider of drug discovery services empowered with the worlds largest collections of building blocks, fragments and screening compounds announced today that it has extended its long-standing research collaboration with Addex Therapeutics Ltd SIX: ADXN and Nasdaq: ADXN, a clinical-stage pharmaceutical company specialized in allosteric modulation-based drug discovery and development. Enamine is providing Addex with its integrated capability in med 