Using C1=Cc2ccccc2C(C2CCNCC2)c2ccccc21, O=C1CCCCC1 to produce C1=Cc2ccccc2C(C2CCN(C3CCCCC3)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.