delta-Endorphin (bovine, camel, mouse, ovine); Lipotropin C' Fragment (camel), beta-Lipotropin (41-67) (mouse), beta-Lipotropin (61-87) (camel, ovine), beta-Endorphin (1-27) (bovine, camel, mouse, ovi

d-endorphin (bovine, camel, mouse, ovine) ; beta-endorphin (1-27) ; delte-endorphin (bovine, camel, mouse, ovine) ; δ-endorphin (bovine, camel, mouse, ovine) ; h-tyr-gly-gly-phe-met-thr-ser-glu-lys-ser-gln-thr-pro-leu-val-thr-leu-phe-lys-asn-ala-ile-ile-lys-asn-ala-his-oh ; lipotropin c' fragment (camel), b-lipotropin (41-67) (mouse), b-lipotropin (61-87) (camel, ovine), b-endorphin (1-27) (bovine, camel, mouse, ovine), b-lipotropin (63-89) (bovine) ; δ-endorphin (bovine, camel, mouse, ovine) lipotropin c' fragment (camel), β-lipotropin (41-67) (mouse), β-lipotropin (61-87) (camel, ovine), β-endorphin (1-27) (bovine, camel, mouse, ovine), β-lipotropin (63-89) (bovine)