label: L-phenylalanyl-tRNA(Phe) + L-leucyl-tRNA(Leu) <=> cyclo(L-phenylalanyl-L-leucyl) + tRNA(Phe) + tRNA(Leu) + H(+)
label_lc: l-phenylalanyl-trna(phe) + l-leucyl-trna(leu) <=> cyclo(l-phenylalanyl-l-leucyl) + trna(phe) + trna(leu) + h(+)