Using COc1c(C)cc2c(c1C)CCC1(CCC1)N2Cc1ccc2ccccc2n1 to produce Cc1cc2c(c(C)c1O)CCC1(CCC1)N2Cc1ccc2ccccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.