249617-08-1
(2R,3S,4S)-1-(tert-Butoxycarbonyl)-4-(tert-butyldimethylsilyloxy)-3-hydroxy-2-(4-methoxybenzyl)pyrrolidine
→
22862-76-6
茴香霉素
87796-40-5
5-deoxy-2,3-O-isopropylidene-4-O-methylsulphonyl-5-(p-methoxyphenyl)-L-ribononitrile
→
22862-76-6
茴香霉素