Task: Answer the multiple choice question.
Question: Which compound has a 8.248\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cc(C2c3c(oc4c(C)cc(C)cc4c3=O)C(=O)N2Cc2cccnc2)ccc1O
(b) CCS(=O)(=O)c1ccc(C(=O)NC)c(Cl)c1Cl
Answer: b. CCS(=O)(=O)c1ccc(C(=O)NC)c(Cl)c1Cl
{#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#}
CCS(=O)(=O)c1ccc(C(=O)NC)c(Cl)c1Cl
CCS(=O)(=O)c1ccc(C(=O)NC)c(Cl)c1Cl
2,3-dichloro-4-ethylsulfonyl-N-methylbenzamide