https://www.semanticscholar.org/topic/1%2C10-phenanthroline-5%2C6-dione/272775
1,10-phenanthroline-5,6-dione | Semantic Scholar
https://www.semanticscholar.org/topic/1%2C10-phenanthroline-5%2C6-dione/272775
1,10-phenanthroline-5,6-dione | Semantic Scholar