提示: 按住Ctrl键可以同时选择多个官能团
SMILES: C(#N)CCN=C=O Canonical SMILES: N#CCCN=C=O InChI: InChI=1S/C4H4N2O/c5-2-1-3-6-4-7/h1,3H2 InChIKey: QNSNSOWOZZVZDQ-UHFFFAOYSA-N
CBID:800630 http://www.chembase.cn/molecule-800630.html