Task: Answer the MCQ question.
Question: Which compound exhibits a -21.002\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CC(O)CCc1nc2ccc(C(=O)O)cc2[nH]1.Cl
[b] Cc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)COc1cccc(Oc2ccccc2)c1
[c] CCN1CCN(C(=O)c2ccccc2N(Cc2ccccc2)S(=O)(=O)c2ccc(OC)cc2)CC1
Answer: c. CCN1CCN(C(=O)c2ccccc2N(Cc2ccccc2)S(=O)(=O)c2ccc(OC)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#}
CCN1CCN(C(=O)c2ccccc2N(Cc2ccccc2)S(=O)(=O)c2ccc(OC)cc2)CC1
CCN1CCN(C(=O)c2ccccc2N(Cc2ccccc2)S(=O)(=O)c2ccc(OC)cc2)CC1
N-benzyl-N-[2-(4-ethylpiperazine-1-carbonyl)phenyl]-4-methoxybenzenesulfonamide