Molecular Formula: C4H4
Molecular weight: 54.059869676
InChi: InChI=1S/C4H4/c1-2-4-3-1/h1-4H/i1+1,2+1
InChi Key: HWEQKSVYKBUIIK-ZDOIIHCHSA-N
SMILES: [13CH]1=CC=[13CH]1