Wikipedia:  

Inosine

Pantholic-L; Inosine; Panholic-L; 9-beta-D-Ribofuranosylhypoxanthine; Inosina [INN-Spanish]; beta-D-Ribofuranoside, hypoxanthine-9; Hypoxanthine, 9-beta-D-ribofuranosyl-; Hypoxanthine riboside; INO 495; INOSINE; Oxiamin
Molecular Formula
C10 H12 N4 O5
Natural Isotopic Abundance Mass
268.22608
Mono-Isotopic Molecular Masses
C12N14:   268.0807695165
C13N14:   278.1143178945
C12N15:   272.0689090893
C13N15:   282.1024574673
Inosine image
Inosine
InCHi String:
InChI=1S/C10H12N4O5/c15-1-4-6(16)7(17)10(19-4)14-3-13-5-8(14)11-2-12-9(5)18/h2-4,6-7,10,15-17H,1H2,(H,11,12,18)/t4-,6-,7-,10-/m1/s1

canonical SMILES:
C1=NC(=O)C2=C(N1)N(C=N2)C3C(C(C(O3)CO)O)O
isotoopic SMILES:
C1=NC(=O)C2=C(N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O


PUBCHEM iupac NAME: PUBCHEM iupac TRADITIONAL NAME: PUBCHEM iupac OPENEYE NAME: PUBCHEM iupac CAS NAME: PUBCHEM iupac SYSTEMATIC NAME
inosine



PubChem Substance (SID):   85164937   148876   3588
PubChem Compound (CID):   6021
KEGG: Compound ID   C00294
CAS Registry IDs:   12712-98-0   132953-54-9   28861-88-3   4181-51-5   58-63-9
PDB Chemical Component   NOS
Miscellaneous Databases and IDs:   CHEBI 17596   EINECS 200-390-4   NSC 20262

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.