1: With hydrogenchloride in methanol 1 h; Heating; 2: With (S)-(-)-α-Phenylethylamin; sodium cyanoborohydride in methanol; water T=60°C; 1 h; 3: With acetic anhydride in pyridine T=100°C; 1 h; Further stages.;
参考文献
Journal of Natural Products, , vol. 70, # 9 p. 1429 - 1433