Using O=C(C=Cc1ccccc1)N1CCN(C(=O)C23CC4CC(CC(C4)C2)C3)CC1 to produce C(=Cc1ccccc1)CN1CCN(CC23CC4CC(CC(C4)C2)C3)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.