Using Cn1c(CC=O)nc2c(N3CCOCC3)nc(Cl)nc21, CC1(C)COCCN1 to produce Cn1c(CCN2CCOCC2(C)C)nc2c(N3CCOCC3)nc(Cl)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.