preferred_name: succinyl-CoA + L-serine <=> O-succinyl-L-serine + CoA
preferred_name_lc: succinyl-coa + l-serine <=> o-succinyl-l-serine + coa
label: succinyl-CoA + L-serine <=> O-succinyl-L-serine + CoA
label_lc: succinyl-coa + l-serine <=> o-succinyl-l-serine + coa