Using COc1ccccc1C1CNCCN1CCCCC12CCCc3c(OC(C)=O)ccc(c31)NC2=O to produce COc1ccccc1C1CNCCN1CCCCC12CCCc3c(O)ccc(c31)NC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.