Pleaase Help!!

Pleaase Help!!

A bottle is labeled only \”Compound B (C6H12)\” and contains a colorless liquid. You have been called in as an expert to identify this compound from its spectra: IR: 3080, 1646, 888 cm–1; NMR: 1.1 (2H,s), 2.2 (7H,s), 4.7 (2H,s)