Item:Q11583: Difference between revisions
Created a new Item: pyrimidine, any heterocyclic compound having a six-membered aromatic ring with two nitrogen heteroatoms at 1 and 3 positions |
Created claim: instance of (P2): structural class of chemical entities (Q9973) |
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Property / instance of | |||
Property / instance of: structural class of chemical entities / rank | |||
Normal rank |