preferred_name: an episterol ester + CoA => episterol + an acyl-CoA
preferred_name_lc: an episterol ester + coa => episterol + an acyl-coa
label: an episterol ester + CoA => episterol + an acyl-CoA
label_lc: an episterol ester + coa => episterol + an acyl-coa