Problem statement: Answer the MCQ question.
Query: Which compound has a 2.137\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1ccc(C)cc1NC(=O)C/C(C)=N/NC(=O)Cc1cccc2ccccc12
b: CCC(=O)c1c(CC)c2n3c1CC[C@H]3CCC2
c: Cc1cc(C)cc(NC(=O)Nc2cccc(S(N)(=O)=O)c2)c1
d: Cc1nn(-c2ncc(C(F)(F)F)cc2Cl)c(=O)n1-c1cccc(F)c1
Answer: b. CCC(=O)c1c(CC)c2n3c1CC[C@H]3CCC2
{#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#}
CCC(=O)c1c(CC)c2n3c1CC[C@H]3CCC2
CCC(=O)c1c(CC)c2n3c1CC[C@H]3CCC2
1-[(7R)-2-ethyl-11-azatricyclo[5.3.1.04,11]undeca-1,3-dien-3-yl]propan-1-one