What regulatory guidelines apply to 1,1'-Diethyl-3,3'-bidibenzo[cd,g]indazole-6,6'(1H,1'H)-dione (CAS: 4203-77-4)?

1,1'-Diethyl-3,3'-bidibenzo[cd,g]indazole-6,6'(1H,1'H)-dione (CAS: 4203-77-4) must comply with global regulatory guidelines such as GHS (Globally Harmonized System of Classification and Labeling of Chemicals) for classification and labeling. In the EU, it is also subject to REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) for registration and management. Additionally, FDA and EPA regulations apply in the United States for its use in pharmaceuticals and environmental protection respectively.