Using CC(=O)O, CCNC(=O)Nc1cc(Oc2ccc3c(ccn3C(=O)NC3CCNCC3)c2)ccn1 to produce CCNC(=O)Nc1cc(Oc2ccc3c(ccn3C(=O)NC3CCN(C)CC3)c2)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.