Using COc1cccc2cc(CNCCNC(=O)C34CC5CC(CC(C5)C3)C4)oc12 to produce COc1cccc2cc(CN(C)CCNC(=O)C34CC5CC(CC(C5)C3)C4)oc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.