Using COCCCCn1c(C(=O)N(CC(C)C)[C@H]2C[C@@H](C(=O)N(C)OC)CN(C(=O)OC(C)(C)C)C2)nc2ccccc21, CC[Mg]Br to produce CCC(=O)[C@@H]1C[C@H](N(CC(C)C)C(=O)c2nc3ccccc3n2CCCCOC)CN(C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.