| Filename: | Synthesis of Spiro 1,3-Oxazines via Three-Component Reaction of Conjugated Imines, Dialkyl Acetylenedicarboxylates and N,N'-Disubstituted Parabanic Acids by Asghari Sakineh & Alizadeh Danial & Younesi Hamidreza & Firouzzadeh Pasha Ghasem.pdf |
