(2018/04/02)
p. 219 - 226
(2007/10/02)p. 1094 - 1095
(2007/10/02)4-Butyl-1,8-bis(toluene-p-sulfonyl)-1,4,8,11-tetraazacyclotetradecane
1-Butyl-8-methyl-4,11-bis(toluene-p-sulfonyl)-1,4,8,11-tetraazacyclotetradecane
1,8-N,N'-bis(toluenesulphonyl)-4,11-bis(carboethoxymethyl)-1,4,8,11-tetraazacyclotetradecane
1,8-Dibutyl-4,11-bis(toluene-p-sulfonyl)-1,4,8,11-tetraazacyclotetradecane
1,8-Dimethyl-4,11-bis(toluene-p-sulfonyl)-1,4,8,11-tetraazacyclotetradecane