Task: Answer the multiple-choice question.
Question: Which drug exhibits a 20.021\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCC(=O)NCCc1nc2cc(NC(=O)Nc3ccccc3)ccc2n1C
b: O=C(c1ccncc1)N1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
c: Cc1ccc(C(O)C(=O)c2ccco2)cc1
d: O=C(NCCCN1CCCCC1)C1CCC(=O)N1CCc1ccccc1
Answer: b. O=C(c1ccncc1)N1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(c1ccncc1)N1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
O=C(c1ccncc1)N1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
[4-(4-fluorophenyl)sulfonylpiperazin-1-yl]-pyridin-4-ylmethanone