Cyclo(-Ser-Tyr)

Cyclo(seryltyrosyl)

Cyclo(D-seryl-L-tyrosyl)

Cyclo(L-seryl-L-tyrosyl)

Cyclo(ser-tyr)

2,5-Piperazinedione, 3-(hydroxymethyl)-6-((4-hydroxyphenyl)methyl)-, (3S-cis)-

(3S,6S)-3-(4-hydroxybenzyl)-6-(hydroxymethyl)piperazine-2,5-dione

cyclo(Ser-Tyr)

cyclo-L-tyrosyl-L-serine

cyclo(seryltyrosine)

cyclo-Ser-Tyr

cyclo(L-Ser-L-Tyr)

Cyclo(D-seryl-L-tyrosyl)

Cyclo(L-seryl-L-tyrosyl)

Cyclo(ser-tyr)

2,5-Piperazinedione, 3-(hydroxymethyl)-6-((4-hydroxyphenyl)methyl)-, (3S-cis)-

(3S,6S)-3-(4-hydroxybenzyl)-6-(hydroxymethyl)piperazine-2,5-dione