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N-((2R,3S,4R,5S,6S,7R,9R,10R,11S,12S,13R)-2-ethyl-3,4,9,10,12-pentahydroxy-3,5,7,9,11,13-hexamethyl-14-oxooxacyclotetradecan-6-yl)-[1,1'-biphenyl]-4-carboxamide
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N-((1S,2R,5R,6S,7R,8S,9S,10R,12R,13R,15R,17S)-5-ethyl-6,7,12-trihydroxy-15-mesityl-2,6,8,10,12,17-hexamethyl-3-oxo-4,14,16-trioxabicyclo[11.3.1]heptadecan-9-yl)-[1,1'-biphenyl]-4-carboxamide