Using O=Cc1ccc2c(n1)NC(=O)CS2, COc1ccc2nccc(CCN3CC[C@@H](CN)C3)c2n1 to produce COc1ccc2nccc(CCN3CC[C@@H](CNCc4ccc5c(n4)NC(=O)CS5)C3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.