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(16R,17S,18S,21S)-6-[(16R,17S,18S,21S)-17-carboxy-18-hydroxy-17,21-dimethyl-10-azapentacyclo[11.8.0.03,11.04,9.016,21]henicosa-1,3(11),4,6,8,12-hexaen-10-yl]-18-hydroxy-17,21-dimethyl-10-azapentacyclo[11.8.0.03,11.04,9.016,21]henicosa-1,3(11),4(9),5,7,12-hexaene-17-carboxylic acid
(1R,3R,5R,6S,9S,10R)-5-ethenyl-3,9,10-trihydroxy-6-methoxy-5,11,11-trimethyl-16-oxatetracyclo[7.5.2.01,10.02,7]hexadec-2(7)-en-8-one
19-hydroxyl-24-methyl ester-N-N-dixiamycin
3beta,4beta,23-trihydroxy-24,30-dinor-olean-12,20(29)-dien-28-oic acid
3beta,4beta,23-trihydroxy-24-nor-olean-12-en-28-oic acid
4beta-methyl-15-oxa-14beta-androstane-7-ene-4alpha-hydroxyl
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