The Synthesis of Potential Antimalarials. I. 1,3-Dimethylpiperidone-4. II. Application of the Darzens-Claisen Reaction to a β-Dialkylaminoketone. III. 6'-Methoxyrubanol-9. IV. Synthesis of Some 2-Phenylquinolyl-4-α-Piperidylcarbinols. V. 2,6-Diphenylpyridyl-4-di-n-butylaminomethylcarbinol. VI. Preparation and Reduction of 9-Picolinylanthracene. VII. Preparation and Reduction of α-Phenacylpyridine. A New Guinea-Pig Test for Relaxin Activity.