solubility ≥54.5 mg/mL in DMSO with gentle warming; ≥10.18 mg/mL in EtOH with gentle warming and ultrasonic; ≥43.5 mg/mL in H2O with gentle warming form powder color white to off-white Sequence D-Phe-Pro-Arg-Pro-Gly-Gly-Gly-Gly-Asn-Gly-Asp-Phe-Glu-Glu-Ile-Pro-Glu-Glu-Tyr...