Using Oc1ccc(C(O)CNCC23CC4CC(CC(C4)C2)C3)cc1 to produce OC1CCC(C(O)CNCC23CC4CC(CC(C4)C2)C3)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.