Using O=C(O)c1cnc(C#Cc2ccccc2)s1, O=C1CCNCC1 to produce O=C1CCN(C(=O)c2cnc(C#Cc3ccccc3)s2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.