2,6-二-异丙基吡啶

3,6,9,12-tetraoxa-18-azabicyclo[12.3.1]octadeca-1(18),14,16-triene-2,13-dione

3,6,9,12,20,23,26,29-octaoxa-35,36-diazatricyclo[28.3.1.114,18]hexatriconta-1(35),14(36),15,17,31,33-hexaene-2,13,19,30-tetraone

4-(羟基甲基)-2,6-吡啶二甲酸2,6-二甲酯

dimethyl 4-formyl-pyridine-2,6-dicarboxylate