Using C1COCCO1, CC(C)(C)OC(=O)NCCC[C@H](NC(=O)c1ccc(CNc2cccc3cccnc23)cc1)C(=O)O to produce O=C(N[C@@H](CCCNCc1ccccn1)C(=O)O)c1ccc(CNc2cccc3cccnc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.