Using COC(=O)c1ccc2c(C3CCCCC3)c3n(c2c1)CC(c1ncco1)=Cc1cc(OC)ccc1-3 to produce COc1ccc2c(c1)C=C(c1ncco1)Cn1c-2c(C2CCCCC2)c2ccc(C(=O)O)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.