Using CCCCCC=O, CSc1cccc(C(=NOCc2cccc(N)n2)c2nnnn2C)c1 to produce CCCCCCNc1cccc(CON=C(c2cccc(SC)c2)c2nnnn2C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.