Rapamycin Impurity 3

Chemical Name: (1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18,30-trihydroxy-12-[(1R)-2-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexy]-1-methylethyl)-19-methoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04.2)hexatriaconta-16,24,26-tetraene-2,3,10,14,20-pentaone-16-o-desmethyl-40-o-(2-hydroxymethyl)-rapamycin

Smile: OCCO[C@@H]1CC[C@@H](C[C@@H](C)[C@@H](OC2=O)CC([C@H](C)/C=C(C)/[C@@H](O)[C@H](C([C@H](C)C[C@@H](/C=C/C=C/C=C([C@@H](O)C[C@H]3O[C@@](O)(C(C(N4C2CCCC4)=O)=O)[C@H](C)CC3)\C)C)=O)OC)=O)C[C@H]1OC