2,3:11,12-bis[4',5''-n-pentylbenzo]-18-crown-6

2,13-divaleryldibenzo-18-crown-6

N,N'-Bis-(N-carbobenzoxy-γ-aminobutyryl)-diaza-18-crown-6

18-[(E)-2-(2,3,5,6,8,9,11,12,14,15-decahydro-1,4,7,10,13,16-benzohexaoxacyclooctadecin-18-yl)-1-ethenyl]-2,3,5,6,8,9,11,12,14,15-decahydro-1,4,7,10,13,16-benzohexaoxacyclooctadecine

(BENZO-18-CROWN-6)-4-YLAMINE

18-[(Z)-2-(2,3,5,6,8,9,11,12,14,15-decahydro-1,4,7,10,13,16-benzohexaoxacyclooctadecin-18-yl)-1-ethenyl]-2,3,5,6,8,9,11,12,14,15-decahydro-1,4,7,10,13,16-benzohexaoxacyclooctadecine

2-[16-(2-hydroxyethyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadec-7-yl]ethanol

2-[(2S)-3-(benzyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-[2-(methylsulfanyl)ethyl]propanamido]acetic acid

(2S)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbut-2-enamido]-5-methoxy-5-oxopentanoic acid

3-[2-(ethyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]pentanoic acid

5-(cyclopropylmethyl)-1-(3-methoxypropyl)-1H-1,2,3-triazole-4-carboxylic acid

2-Chloro-5-(prop-2-yn-1-yloxy)pyrimidine

(2R)-2-{[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutyl]formamido}-5-methoxy-5-oxopentanoic acid

2-(2,2-Dimethyloxolan-3-yl)pyrimidine-4-carboxylic acid

2-(2-Methylbutan-2-yl)imidazo[1,2-a]pyridine-3-carboxylic acid

2-(2-{[(5-Chlorofuran-2-yl)methyl]sulfanyl}ethoxy)acetic acid

4-(3-Fluoro-2-methylphenyl)oxane-4-carboxylic acid