[(1R,2R,4S)-4-[(2R)-2-[(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,30S,32S,35R)-1,18-dihydroxy-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-2,3,10,14,20-pentaoxo-11,36-dioxa-4-azatricyclo[30.3.1.04,9]hexatriaconta-16,24,26,28-tetraen-12-yl]propyl]-2-methoxycyclohexyl] 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoate
Temsirolimus is an inhibitor of cell proliferation and anticancer agent that is used as treatment of advanced renal cell cancer. Temsirolimus therapy is frequently associated with mild serum enzyme elevations, but has yet to be linked to instances of clinically apparent liver injury with jaundice.