piperidine + (E,E)-piperoyl-CoA <=> piperine + CoA + H(+)
piperidine + (e,e)-piperoyl-coa <=> piperine + coa + h(+)
piperidine + (E,E)-piperoyl-CoA <=> piperine + CoA + H(+)
piperidine + (e,e)-piperoyl-coa <=> piperine + coa + h(+)