Using O=S1(=O)CCNCC1, COC(=O)c1ccc(OCc2c(-c3ccc(F)cc3)noc2C(F)(F)F)nc1 to produce O=C(c1ccc(OCc2c(-c3ccc(F)cc3)noc2C(F)(F)F)nc1)N1CCS(=O)(=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.