Using CCOC(=O)Cl, C=CCOCCn1c(CC2CCN(Cc3ccccc3)CC2)nc2cccnc21 to produce C=CCOCCn1c(CC2CCN(C(=O)OCC)CC2)nc2cccnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.