Using O=C(N1CCOC2(CCN(Cc3cccc(CCO)c3F)CC2)C1)C(F)(F)F to produce OCCc1cccc(CN2CCC3(CC2)CNCCO3)c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.