2-(1-hydroxynaphthalen-2-yl)diazenecarboxamide;2-Semicarbazone 1,2-Naphthoquinone; 1,2-Naphthaquinone 2-Semicarbazone; Etioven; Haemostop; Haemostop Injection; Karbinon; Karbinone; Mediaven; Naftazon; Naftazone;2-(1-Oxo-2(1H)-naphthalenylidene)-hydrazinecarboxamide