Using N#Cc1ccccc1N1CCC(N2CCC(CNC(=O)OCc3ccccc3)CC2)CC1 to produce N#Cc1ccccc1N1CCC(N2CCC(CN)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.