Using COC(=O)c1ccc(C(=O)NCCN(C(C)C)C(C)C)nc1 to produce CC(C)N(CCNC(=O)c1ccc(C(=O)O)cn1)C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.