Chemical Name: 1-(4-Chloro-2,3,5,6-tetradeuteriophenyl)-3-[N-[6-[[N-[N-(4-chloro-2,3,5,6-tetradeuteriophenyl)carbamimidoyl]carbamimidoyl]amino]hexyl]carbamimidoyl]guanidinedihydrochloride
Smile: N=C(NC(C([2H])=C1[2H])=C(C([2H])=C1Cl)[2H])NC(NCCCCCCNC(NC(NC(C([2H])=C2[2H])=C(C([2H])=C2Cl)[2H])=N)=N)=N.[2HCl]