A compound, C5H10O exhibits IR absorption at 1730 cm-1. Its carbon NMR shifts are given below. The number of hydrogen's at each carbon, resolute by DEPT, is given in parentheses subsequent to the chemical shift. 13C NMR: 22.6 (3), 23.6 (1), 52.8 (2), 202.4 (1) Depict the structure of this compound