Bacitracin

Chemical Name: 4,10-anhydro[N-[[(4R)-2-[(1S,2S)-1-amino-2-methylbutyl]-4,5-dihydro-1,3-thiazol-4-yl]carbonyl]-L-leucyl-D-α-glutamyl-L-isoleucyl-L-lysyl-D-ornithyl-L-isoleucyl-D-phenylalanyl-L-histidyl-D-α-aspartyl-L-asparagine]  (as per EP)

Smile: [H]C1(C(N[C@@H](CC(C)C)C=O)=O)N=C([C@@]([H])(N)[C@@]([H])(C)CC)SC1.CCCC.[2H].[2H].[2H]