How should waste containing tert-butyl 4-[6-({8-cyclopentyl-5-methyl-7-oxo-7H,8H-pyrido[2,3-d]pyrimidin-2-yl}amino)pyridin-3-yl]piperazine-1-carboxylate (CAS: 571189-65-6) be handled?

Waste containing the compound (CAS 571189-65-6) should be collected in appropriately labeled, sealed containers and stored separately from other waste. The waste should be incinerated or disposed of through a professional hazardous waste disposal service that adheres to local environmental protection regulations. Precautions should be taken to prevent the release of contaminants into the environment.