Task: Please answer the multiple choice question.
Question: Which molecules are toxic?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. S=c1nc[nH]c2nc[nH]c12
b. CO[C@H]1O[C@H](COS(=O)(=O)[O-])[C@@H](O[C@@H]2O[C@@H](C(=O)[O-])[C@@H](O[C@H]3O[C@H](COS(=O)(=O)[O-])[C@@H](O[C@@H]4O[C@H](C(=O)[O-])[C@@H](O[C@H]5O[C@H](COS(=O)(=O)[O-])[C@@H](O)[C@H](O)[C@H]5NS(=O)(=O)[O-])[C@H](O)[C@H]4O)[C@H](OS(=O)(=O)[O-])[C@H]3NS(=O)(=O)[O-])[C@H](O)[C@H]2OS(=O)(=O)[O-])[C@H](O)[C@H]1NS(=O)(=O)[O-]
c. COc1ccc([C@@H]2Sc3ccccc3N(CC[NH+](C)C)C(=O)[C@@H]2OC(C)=O)cc1
d. CO/N=C1\CN(c2nc3c(cc2F)c(=O)c(C(=O)[O-])cn3C2CC2)CC1C[NH3+]
e. C[NH+](C)CCC(O)(c1ccccc1)c1ccccc1Cl
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {clinical_toxicity#not &NULL}{clinical_toxicity__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%clinical_toxicity%}
Answer: {%multiple_choice_result}
3,7-dihydropurine-6-thione