1 OP2 2-[2-[2-[2-[2-(2-hydroxyethyloxy)ethoxy]ethoxy]ethoxy]ethoxy]ethanoic acid 1.000 2 P6G Hexaethylene glycol 0.950 3 AE4 3,6,9,12,15-pentaoxaheptadecan-1-ol 0.900 4 1PG 2-(2-{2-[2-(2-methoxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethanol 0.850 5 P3G 3,6,9,12,15-pentaoxaheptadecane 0.850 6 P15 2,5,8,11,14,17-hexaoxanonadecan-19-ol 0.818 7 O4B 1,4,7,10,13,16-hexaoxacyclooctadecane 0.810 8 7PE 2-(2-(2-(2-(2-(2-ethoxyethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethanol 0.783 9 2NV 3,6,9,12,15-pentaoxaoctadecan-17-amine 0.773 10 P33 3,6,9,12,15,18-hexaoxaicosane-1,20-diol 0.750 11 P4C O-acetaldehydyl-hexaethylene glycol 0.750 12 PE7 1-deoxy-1-thio-heptaethylene glycol 0.750 13 16P 3,6,9,12,15,18-hexaoxaicosane 0.739 14 PG6 1-(2-methoxy-ethoxy)-2-{2-[2-(2-methoxy-ethoxy]-ethoxy}-ethane 0.727 15 9YU 2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol 0.720 16 PE6 Phosphoryl-hexaethylene glycol 0.720 17 1PE Pentaethylene glycol 0.714 18 ETE 2-{2-[2-2-(methoxy-ethoxy)-ethoxy]-ethoxy}-ethanol 0.700