Task: Answer the MCQ question.
Question: Which compound exhibits a 9.301\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCC(C)C(=O)Nc1nnc(CCc2ccccc2)s1
(b) COc1ccc(C)cc1NC(=O)C(NCC(O)c1ccccc1)c1ccccc1.O=C(O)C(=O)O
(c) CCn1ccnc1[C@@H]1C[C@H]2CN(Cc3ccccc3OC)C(=O)[C@]23CCCN13
Answer: a. CCC(C)C(=O)Nc1nnc(CCc2ccccc2)s1
{#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(C)C(=O)Nc1nnc(CCc2ccccc2)s1
CCC(C)C(=O)Nc1nnc(CCc2ccccc2)s1
2-methyl-N-[5-(2-phenylethyl)-1,3,4-thiadiazol-2-yl]butanamide