Using Cc1c(C2CC2)nc2ccc(-n3ccc(OCc4ccccc4)cc3=O)cn12 to produce Cc1c(C2CC2)nc2ccc(-n3ccc(O)cc3=O)cn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.