εἰπὼν ἃ θέλεις, ἀντάκουε ἃ μὴ θέλεις → if you say what you want, hear in response what you don't want
χὤταν: κατὰ κρᾶσιν ἀντὶ τοῦ καὶ ὅταν, Πινδ. Π. 2. 161, Σοφ. Οἰδ. Κολ. 1530.
crase poét. p. καὶ ὅταν.