preferred_name: a 2,3-dehydroacyl-CoA + AH2 => a 2,3-saturated acyl-CoA + A
preferred_name_lc: a 2,3-dehydroacyl-coa + ah2 => a 2,3-saturated acyl-coa + a
label: a 2,3-dehydroacyl-CoA + AH2 => a 2,3-saturated acyl-CoA + A
label_lc: a 2,3-dehydroacyl-coa + ah2 => a 2,3-saturated acyl-coa + a