1-(3-Marcaptopropionsaeure)-2-(3-(4-ethylphenyl)-L-alanin)-6-(L-2-aminobuttersaeure)oxytocin 1-(3-Mercaptopropionic acid)-2-(3-(p-ethylphenyl)-L-alanine)-6-(L-2-aminobutyric acid)oxytocin 77727-10-7 Nacartocin Nacartocin [INN] Nacartocina [Spanish] Nacartocine [French] Nacartocinum [Latin]