tert-butyl 4,7,10-trioxo-12-phenyl-11-oxa-2,3,6,9-tetraazadodecan-1-oate

Tert-butyl 4,7,10-trioxo-12-phenyl-11-oxa-2,3,6,9-tetraazadodecan-1-oate is a complex chemical compound with a structure composed of multiple functional groups and a fused ring system. It features a tert-butyl group, which is a bulky substituent often used to protect or modify the reactivity of other functional groups.