Using O=C1NCc2c3c(c4[nH]c5ccccc5c4c21)Cc1ccc(Br)cc1-3, C=Cc1ccccn1 to produce O=C1NCc2c3c(c4[nH]c5ccccc5c4c21)Cc1ccc(C=Cc2ccccn2)cc1-3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.