MOESM1 of PubChem chemical structure standardization
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Additional file 1. Valence list. List of valid valences and configurations of atoms with respect to atomic number (column 1), charge (column 2), number of Ď bonds (column 3), number of Ď bonds (column 4) and the maximum number of implicit hydrogens (column 5).
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figshare创建时间：
2018-08-11
