tert-butyl 6-(5-methoxycarbonyl-3-pyridyl)-4-oxo-spiro[chromane-2,4'-piperidine]-1'-carboxylate

tert-butyl 6-(5-methoxycarbonyl-3-pyridyl)-4-oxo-spiro[chromane-2,4'-piperidine]-1'-carboxylate · CAS 921760-67-0