Using CCC(N)c1nn2cccc2c(=O)n1Cc1ccccc1, O=C1CCCC1 to produce CCC(NC1CCCC1)c1nn2cccc2c(=O)n1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.