Using O=C1OC(CCCCc2ccccc2)C12CCCC2, COc1ccc(S)cc1OC to produce COc1ccc(SC(CCCCc2ccccc2)C2(C(=O)O)CCCC2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.