PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21194699-3 2011 Acetaminophen (CYP1A2), dextrorphan (CYP2D6), hydroxy-chlorzoxazone (CYP2E1) and hydroxy-mephenytoin (CYP2C19) can be derivatized because of the presence of a phenolic OH, whereas hydroxy-midazolam (CYP3A4) and hydroxy-tolbutamide (CYP2C9) remain unchanged. hydroxy-chlorzoxazone 46-67 cytochrome P450 family 2 subfamily C member 9 Homo sapiens 232-238