Pyrazine, 2,5-diethyl-1,4-dihydro-3,6-dimethyl-1,4-bis(1-methylpropyl)-
CAS No. 62136-49-6
(C16H28O5)n 104335-49-1
5-(二乙氧基甲基)恶唑
MED 27 104333-87-1