taurocholate + L-phenylalanine => L-phenylalanocholate + taurine
taurocholate + l-phenylalanine => l-phenylalanocholate + taurine
taurocholate + L-phenylalanine => L-phenylalanocholate + taurine
taurocholate + l-phenylalanine => l-phenylalanocholate + taurine