Answer: hemin

AnswerCrossword Clue
HEMINFence
hemina chloride of heme
hemina red-brown to blue-black crystalline salt C34H32N4O4FeCl derived from oxidized heme but usually obtained in a characteristic crystalline form from hemoglobin
heminthe typical, microscopic reddish-brown crystals, C34H32N4O4FeCl, resulting when a sodium chloride crystal, a drop of glacial acetic acid, and some blood are heated on a slide: used to indicate the presence of bl
HEMINLeave no way out for
HEMINCoop up
HEMINCorral
HEMINKeep from flight
HEMINBesiege
HEMINConfine, in a way
HEMINCircumscribe
HEMINBeset
HEMINSurround.
HEMINEncircle or surround.
HEMINSanguinary substances.
HEMINSurround
HEMINLeave no escape for
HEMINTree
HEMINKeep from escaping
HEMINBlockade
HEMINRestrict
HEMINTrap, in a way
HEMINTrap
HEMINCramp
HEMINEncircle
HEMINCut off from escape
HEMINLeave no escape route for
HEMINCut off during pursuit
HEMINCorner
HEMINConfine