Using N#Cc1ccc2c(c1)OCC21C(=O)N(C(c2ccccc2)c2ccccc2)c2ccccc21 to produce N#Cc1ccc2c(c1)OCC21C(=O)Nc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.