Lymecycline-d8 (>80%)

N6-[[[[(4S,4aS,5aS,6S,12aS)-4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenyl]carbonyl]amino]methyl]-L-lysine-d8; Armyl-d8; Ciclisin-d8; Ciclolysal-d8; Ciclolysine-d8; Infaciclina-d8; Lisinbiotic-d8; Lisinciclina-d8; Mucomycin-d8; N-Lysinomethyltetracycline-d8; Tetramyl-d8;

OC1=C(C(C2=C(O)[C@@](C(C(C(NCNC([2H])([2H])C([2H])([2H])C([2H])([2H])C([2H])([2H])[C@@H](C(O)=O)N)=O)=C(O)[C@H]3N(C)C)=O)(O)[C@@]3([H])C[C@]2([H])[C@]4(C)O)=O)C4=CC=C1