英文同义词
(BENZO-18-CROWN-6)-4'-CARBOXYLIC ACID;RARECHEM AL BE 0473;4'-CARBOXYBENZO-18-CROWN-6;4-CARBOXYBENZO-18-CROWN-6;4'-CARBOXYBENZO-18-CROWN 6-ETHER;2,3,5,6,8,9,11,12,14,15-DECAHYDRO-1,4,7,10,13,16-BENZOHEXAOXACYCLO-OCTADECIN-18-CARBOXYLIC ACID;2,3-(4-CARBOXYBENZO)-1,4,7,10,13,16-HEXAOXACYCLOOCTADEC-2-ENE;4'-Carboxybenzo-18-crown 6-Ester