Using CCOC(=O)CC1Cc2ccc(OCCCNc3cc(C)ccn3)cc2Cc2ccccc21 to produce Cc1ccnc(NCCCOc2ccc3c(c2)Cc2ccccc2C(CC(=O)O)C3)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.