Tetracyanoethylene-Cyclohepta[cd]benzofuran Diels Alder Adduct

1,1-二氰基-2-(-p-硝基苯基)-乙烯

pyridin-1-ium

1-benzyl-3,4-dihydro-2H-pyridine-5-carboxamide

四环[6.6.2.02,7.09,14]十六烷-2(7),3,5,9(14),10,12-己烯-15,15,16,16-四甲腈