Using CCOCC, N=C(NC1CCCCC1)N(CCOc1ccc2ccccc2c1)C1CCCCC1 to produce c1ccc2cc(OCCNC(=NC3CCCCC3)NC3CCCCC3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.