IUPAC:methyl (1S,3S,4R,5R,7R,9R,11S,12S,13S)-5-(6-amino-9H-purin-9-yl)-1,12,13-trihydroxy-4-methoxy-2,6,10-trioxatricyclo[7.4.0.0^{3,7}]tridecane-11-carboxylate
IUPAC:methyl (1S,3S,4R,5R,7R,9R,11S,12S,13S)-5-(6-amino-9H-purin-9-yl)-1,12,13-trihydroxy-4-methoxy-2,6,10-trioxatricyclo[7.4.0.0^{3,7}]tridecane-11-carboxylate