Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: C[C@H]1c2c([nH]c3ccc(C(F)(F)F)cc23)C[C@H]2CCN(CCCC3(C(=O)O)CCOCC3)C[C@@H]21
b: CCOc1cc(CN2CCC(NC(=O)c3cccc(S(C)(=O)=O)c3)CC2)ccc1Cl
c: O=C1NC(=O)C(=Cc2cccc(C(F)(F)F)c2)S1
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
5-[[3-(trifluoromethyl)phenyl]methylidene]-1,3-thiazolidine-2,4-dione