Task: Answer the MCQ question.
Question: Which drug has a -1.040\% 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 additional words.
Options:
a CCOc1ccc(-n2cnnn2)cc1S(=O)(=O)NCCc1ccc(OC)c(OC)c1
b O=C(CCCC(=O)OCC(=O)NC1CCCC1)Nc1ccccn1
c CC1CN(S(=O)(=O)c2ccccc2)CC(C)O1
d CN1CCN(C(=O)c2ccccc2N(Cc2ccccc2)S(=O)(=O)c2ccccc2)CC1
Answer: c. CC1CN(S(=O)(=O)c2ccccc2)CC(C)O1
{#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#}
4-(benzenesulfonyl)-2,6-dimethylmorpholine