Using S=P12SP3(=S)SP(=S)(S1)SP(=S)(S2)S3, O=c1[nH]c(=S)[nH]c2nc[nH]c12 to produce S=c1[nH]c(=S)c2[nH]cnc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.