Synonyms: | Tacrolimus Impurity 4;15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,21(4H,8H,25H)-trione, 5,6,11,12,13,14,15,16,17,18,19,20,26,26a-tetradecahydro-5,19,20-trihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-, (3S,4R,5S,8R,9E,12S... |