Using NCCCOc1cccc(CN2CCCCC2)c1, CSC1=NC(=O)CN1C to produce CN1CC(=O)N=C1NCCCOc1cccc(CN2CCCCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.