Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CC1CCCN1CCc1ccc(-c2ccc(S(=O)(=O)NCc3ccccc3)cc2)cc1
[b] CC(=O)OC1C(C)OC(Oc2c(-c3ccc(O)cc3)oc3cc(O)cc(O)c3c2=O)C(O)C1OC(C)=O
[c] CS(=O)(=O)c1ccc(C(CC2CCCC2)C(=O)Nc2nccs2)cc1F
[d] Brc1cncc(COCC2(c3ccccc3)CCNCC2)c1
Answer: a
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}
N-benzyl-4-[4-[2-(2-methylpyrrolidin-1-yl)ethyl]phenyl]benzenesulfonamide