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- [31] Spirocyclohexadienones: IX. Synthesis of 1-alkoxycarbonylmethylidene-6,10-dimethoxy-8-[(alkoxycarbonyl)cyanomethylidene]-3,3-R2-2-azaspiro[4.5]deca-6,9-dienes by four-component condensation of 1,3,5-trimethoxybenzene with α-branched aldehydes and alkyl cyanoacetates RUSSIAN JOURNAL OF ORGANIC CHEMISTRY, 2008, 44 (12) : 1752 - 1755
- [32] Five-membered 2,3-dioxo heterocycles: XCII. Reaction of 3-aroyl-1H-pyrrolo[2,1-c][1,4]benzoxazine-1,2,4-triones with ethyl (2Z)-(3,3-dimethyl-8-oxo-2-azaspiro[4.5]deca-6,9-dien-1-ylidene)ethanoate. Synthesis of bridged analogs of pyrrolizidine alkaloids Russian Journal of Organic Chemistry, 2013, 49 : 268 - 271
- [33] Five-membered 2,3-dioxo heterocycles: XCII. Reaction of 3-aroyl-1H-pyrrolo[2,1-c][1,4]benzoxazine-1,2,4-triones with ethyl (2Z)-(3,3-dimethyl-8-oxo-2-azaspiro[4.5]deca-6,9-dien-1-ylidene)ethanoate. Synthesis of bridged analogs of pyrrolizidine alkaloids RUSSIAN JOURNAL OF ORGANIC CHEMISTRY, 2013, 49 (02) : 268 - 271