Task: Answer the MCQ question.
Question: Which drug exhibits a 0.633\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=S(=O)(c1ccc2ccccc2c1)N1CCC(c2nc(-c3ccncc3)no2)CC1
(b) CC(C)OP(=O)(OC(C)C)C(Nc1ccccc1)c1cccnc1
Answer: a. O=S(=O)(c1ccc2ccccc2c1)N1CCC(c2nc(-c3ccncc3)no2)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=S(=O)(c1ccc2ccccc2c1)N1CCC(c2nc(-c3ccncc3)no2)CC1
O=S(=O)(c1ccc2ccccc2c1)N1CCC(c2nc(-c3ccncc3)no2)CC1
5-(1-naphthalen-2-ylsulfonylpiperidin-4-yl)-3-pyridin-4-yl-1,2,4-oxadiazole