PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12919000-5 2003 Comparative studies showed that MWNTs were superior to C18 for the extraction of the more polar analyte bisphenol A and at least as effective as C18 for the extraction of 4-n-nonylphenol and 4-tert-octylphenol. 4-nonylphenol 171-186 Bardet-Biedl syndrome 9 Homo sapiens 145-148