Using COc1nc(Cl)nc(Nc2ccc(-n3cnc(C)c3)c(OC)c2)n1, O=C(O)CC1CCNCC1 to produce COc1nc(Nc2ccc(-n3cnc(C)c3)c(OC)c2)nc(N2CCC(CC(=O)O)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.