2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,17,18,18,18-ICosafluoro-2,5,8,11,14-pentakis(trifluoromethyl)-3,6,9,12,15-pentaoxaoctadecan-1-oic acid 1g

2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,17,18,18,18-ICosafluoro-2,5,8,11,14-pentakis(trifluoromethyl)-3,6,9,12,15-pentaoxaoctadecan-1-oic acid 1g