Using CC(C)(C)OC(=O)N1CCC2(CC1)NC(=S)NC2=O, CI to produce CSC1=NC2(CCN(C(=O)OC(C)(C)C)CC2)C(=O)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.