Tacrolimus Impurity VII

Chemical Name: (E)-17-allyl-2, 14-dihydroxy-12-[(E)-2-(4-hydroxy-3-methoxycyclohexy)-1-methylvinyl]-23, 28-dimethoxy-1, 13, 19, 21-tetramethyl-11, 25-dioxa-4-azatricyclo[22.3.1.04.9]-octacos-18-ene-3, 10, 16, 26-tetrone

Smile: O=C(N1CCCCC1C(OC(/C(C)=C/C2CC(OC)C(O)CC2)C(C)C(O)CC(C(CC=C)/C=C(C)/CC(C)CC(OC)C3O4)=O)=O)C(O)C(C3OC)(C)CC4=O