132031-83-5 L-Phenylalanine, 4-(methylsulfinyl)-L-2-aminobutanoyl-L-alpha-glutamyl-L-histidyl-L-phenylalanyl-D-lysyl-, 6-decyl ester Met-O2-glu-his-phe-D-lys-phe-O-(CH2)9-CH3 Org 31433 Org-31433