| —— | 
                                        [(2S,3R,6R)-2-[[(1S,2R,5R,6S,7S,8R,9R,11R,13R,14R)-6-[(2R,4R,5S,6S)-5-acetyloxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-2-ethyl-9-methoxy-15-[(4-methoxyphenyl)methylsulfanyl]-1,5,7,9,11,13-hexamethyl-4,12,16-trioxo-3,17-dioxabicyclo[12.3.0]heptadecan-8-yl]oxy]-6-methyl-3,6-dihydro-2H-pyran-3-yl] acetate | 
                                        1185159-32-3 | 
                                        C50H74O16S | 
                                        963.194 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        [(2S,3R,6R)-2-[[(1S,2R,5R,6S,7S,8R,9R,11R,13R,14R)-2-ethyl-6-hydroxy-9-methoxy-1,5,7,9,11,13-hexamethyl-15-(methyldisulfanyl)-4,12,16-trioxo-3,17-dioxabicyclo[12.3.0]heptadecan-8-yl]oxy]-6-methyl-3,6-dihydro-2H-pyran-3-yl] acetate | 
                                        1185159-35-6 | 
                                        C33H52O11S2 | 
                                        688.901 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        [(2S,3R,6R)-2-[[(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2R,4R,5S,6S)-5-acetyloxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-14-ethyl-12,13-dihydroxy-7-methoxy-3,5,7,9,11,13-hexamethyl-2,10-dioxo-oxacyclotetradec-6-yl]oxy]-6-methyl-3,6-dihydro-2H-pyran-3-yl] acetate | 
                                        1185159-22-1 | 
                                        C40H66O15 | 
                                        786.955 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-12,13-dihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-6-[[(2S,3R,6R)-3-hydroxy-6-methyl-3,6-dihydro-2H-pyran-2-yl]oxy]-7-methoxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecane-2,10-dione | 
                                        1185159-19-6 | 
                                        C36H62O13 | 
                                        702.88 | 
                                    
                                                                                                                                            
                                        | 克拉霉素N-氧化物 | 
                                        6-O-methylerythromycin A N-oxide | 
                                        118074-07-0 | 
                                        C38H69NO14 | 
                                        763.964 |