Tacrolimus USP Related Compound A

Chemical Name: (E)-8-Ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-Hexadecahydro-5,19-dihydroxy-3-[(E)-2-(4-hydroxy-3-methoxycyclohexyl)-1-methylvinyl]-14,16-dimethoxy- 4,10,12,18-tetramethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21-(4H,23H)-tetrone (as per USP)

Smile: O=C(OC(/C(C)=C/C1CC(OC)C(O)CC1)C(C)C(O)CC([C@@H](CC)/C=C(CCC[C@H]2OC)\C)=O)C(CCCC3)N3C(C([C@]4(O)C(C)CC(OC)[C@@H]2O4)=O)=O