Micafungin Desmethyl Impurity

Chemical Name: 5-((1S,2S)-2-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-9-amino-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-2,11,12,15-tetrahydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c:2',1'-l][1,4,7,10,13,16]hexaazacyclohenicosin-23-yl)-1,2-dihydroxyethyl)-2-hydroxyphenyl hydrogen sulfate

Smile: O=S(O)(OC1=CC([C@H](O)[C@H]([C@H](NC([C@@](C[C@@H](O)C2)([H])N2C([C@H]([C@H](O)C)N3)=O)=O)C(N[C@@H]([C@H](O)CC(N)=O)C(N4[C@]([C@@H](O)CC4)([H])C(N[C@H](O)[C@H](O)C[C@H](N)C3=O)=O)=O)=O)O)=CC=C1O)=O