πικρὸν με ἀπαιτεῖς ἐνοίκιον → you ask too much of me, you demand a bitter rent from me
(ἄνθραξ): heap of glowing coals, Il. 9.213†.
ἀνθρᾰκιή: ἡ ион. = ἀνθρᾰκιά.