1-(2-hydroxyethyl)-3-(2,5,8,11,14-pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-trien-17-yl)urea

methyl N-(17-nitro-2,5,8,11,14-pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-trien-18-yl)carbamate

2,5,8,11,14-pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-trien-17-yl(phenyl)methanone

4-乙烯基苯并-15-冠醚-5