IUPAC: (4S)-2-{[2-(6-amino-9H-purin-9-yl)ethoxy]methyl}-4-(3-chlorophenyl)-1,3,2lambda5-dioxaphosphinan-2-one; methanesulfonic acid

SMILES: CS(O)(=O)=O.[H][C@]1(CCOP(=O)(COCCn2cnc3c(N)ncnc23)O1)c1cccc(Cl)c1