抗螺旋体链丝菌素

2R,10R-bis-(tert-butyldimethylsiloxy)-3S,5S,7R,9S-tetramethyl-11-benzyloxy-1-hydroxy-undecene

methyl (3S,4S,6S,8R,10S,11R)-3,11-bis(methoxymethoxy)-4,6,8,10-tetramethyl-12-oxododecanoate

methyl (3S,4S,6S,8R,10S,11R)-3,11-bis(methoxymethoxy)-4,6,8,10-tetramethyltridec-12-ynoate

(1R,2R)-2-[(7R,15S)-dihydroxy-16-methoxycarbonyl-(8S,10R,12S,14S)-tetramethyl-(1S)-triisopropylsilanyloxy-hexanedec-(3E)-en-5-ynyl]cyclopentanecarboxylic acid methyl ester