PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15954762-3 2005 We demonstrate that when fumarate is the cosubstrate, deuterium is transferred from toluene to the C-3 pro-(R) position of benzylsuccinate, implying a syn addition of toluene to the double bond of fumarate. Fumarates 25-33 complement C3 Homo sapiens 99-102 15954762-3 2005 We demonstrate that when fumarate is the cosubstrate, deuterium is transferred from toluene to the C-3 pro-(R) position of benzylsuccinate, implying a syn addition of toluene to the double bond of fumarate. Fumarates 197-205 complement C3 Homo sapiens 99-102