Using O=C1CCc2c(c(=O)c3cccnc3n2-c2ccccc2)C1 to produce O=c1c2c(n(-c3ccccc3)c3ncccc13)CCC(O)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.