Task: Answer the multiple-choice question.
Query: Which drug exhibits a -9.727\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: COc1ccc(CCNc2nnc(Sc3nnnn3-c3ccccc3)s2)cc1OC
b: Cc1ccccc1Nc1nc(-c2cccnc2)cs1
Answer: a. COc1ccc(CCNc2nnc(Sc3nnnn3-c3ccccc3)s2)cc1OC
{#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#}
5-(1-phenyltetrazol-5-yl)sulfanyl-N-[2-(4,5-dimethoxyphenyl)ethyl]-1,3,4-thiadiazol-2-amine