Chemical Name: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-Hexadecahydro-5,19-dihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone-13C,D4
Synonym: Fujimycin-13C,D4; Tacrolimus-13C-D4; FK-506-13C-D4
Smile: C/C([C@@H](OC1=O)[C@H](C)[C@@H](O)C([2H])([2H])C([C@@H](/C=C(C[C@H](C)C[C@H](OC)[C@@]2([H])O[C@](C(C(N3[C@@]1([H])CCCC3)=O)=O)(O)[C@H](C)CC2OC)\C)C/C=[13C]([2H])/[2H])=O)=C\[C@H]4C[C@@H](OC)[C@H](O)CC4