Task: Answer the MCQ question.
Question: Which compound exhibits a 3.336\% 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) Cc1c(Cl)ccc(S(=O)(=O)NCCN2CCOCC2)c1Cl
(b) CC(C)OC(=O)CC(=O)CSc1nc2c(cc1C#N)CCCCCC2
(c) O=C(O)[C@@H](c1ccccc1)N1Cc2ccccc2C1=O
Answer: a. Cc1c(Cl)ccc(S(=O)(=O)NCCN2CCOCC2)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#}
Cc1c(Cl)ccc(S(=O)(=O)NCCN2CCOCC2)c1Cl
Cc1c(Cl)ccc(S(=O)(=O)NCCN2CCOCC2)c1Cl
2,4-dichloro-3-methyl-N-(2-morpholin-4-ylethyl)benzenesulfonamide