SEARCH Articles Figures Tables 1 -Ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline 1.2- Dihydroquinolines 4 -ethoxycarbonyl 4-Ethoxy-l - Dihydroquinoline Ethoxycarbonylation L-Ethoxy-2-ethoxycarbonyl L-ethoxycarbonyl-2-