The 1H - and 13C-NMR data for an unknown compound with molecular formula C4H4O5 are shown below, Deduce a structural formula for this compound. TH:NMR: 4.46(s,2H),11.0(s,2H) IICCNMR: 191.8,171.5,162.8,37.2 - You do not have to consider stereochemistry. - You do not have to explicitly draw H atoms. - In cases where there is more than one answer, Just draw one