# 2,6-Diaryl Pyridazinones With Immunosuppressant Activity

> US patent 5,506,228

**Wikidata**: [Q92877886](https://www.wikidata.org/wiki/Q92877886)  
**Source**: https://4ort.xyz/entity/2-6-diaryl-pyridazinones-with-immunosuppressant-activity