ἄλλος Ἡρακλῆς, ἄλλος αὐτός → close friendship, close friend, another Hercules—another self, another Heracles—another self
dat. sg. masc. et neutre de οὗτος.
dative case singular masculine or neuter of οὗτος; to (in, with or by) this (person or thing): here(-by, -in), him, one, the same, there(-in), this.
τούτῳ: dat. к οὗτος и τοῦτο.