Using CI, Cc1c(C)n(Cc2ccccc2)c2c(N3CCc4ccccc4C3)nc(C(=O)O)cc12 to produce COC(=O)c1cc2c(C)c(C)n(Cc3ccccc3)c2c(N2CCc3ccccc3C2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.