Using NCc1ccccc1, O=C1CC2(C1)CC(COCc1ccccc1)(COCc1ccccc1)C2 to produce c1ccc(CNC2CC3(C2)CC(COCc2ccccc2)(COCc2ccccc2)C3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.