Using COC(=O)CCCCCN1CCC(OC(c2ccccc2)c2ccc(C)cc2)CC1 to produce Cc1ccc(C(OC2CCN(CCCCCC(=O)O)CC2)c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.