Using O=C1NCCc2[nH]c(-c3cccc4ncc(F)nc34)cc21, CC1(C)CCCCN1 to produce CC1(C)CCCCN1c1cnc2cccc(-c3cc4c([nH]3)CCNC4=O)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.