提示: 按住Ctrl键可以同时选择多个官能团
SMILES: C12C(C(=O)OC1=O)C2 Canonical SMILES: O=C1OC(=O)C2C1C2 InChI: InChI=1S/C5H4O3/c6-4-2-1-3(2)5(7)8-4/h2-3H,1H2 InChIKey: ZRMYHUFDVLRYPN-UHFFFAOYSA-N
CBID:44654 http://www.chembase.cn/molecule-44654.html