Task: Answer the multiple-choice question.
Query: Which drug exhibits a -6.432\% 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) O=C(Nc1nc(-c2cccs2)cs1)c1ccc(Cl)s1
b) COCc1c(C(=O)N2CCN(CCOc3ccccc3)CC2)oc2ccccc12
Answer: a. O=C(Nc1nc(-c2cccs2)cs1)c1ccc(Cl)s1
{#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=C(Nc1nc(-c2cccs2)cs1)c1ccc(Cl)s1
O=C(Nc1nc(-c2cccs2)cs1)c1ccc(Cl)s1
5-chloro-N-(4-thiophen-2-yl-1,3-thiazol-2-yl)thiophene-2-carboxamide