Task: Answer the MCQ question.
Query: Which compound exhibits a 19.521% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CN(Cc1ccccc1)C(=O)c1nc[nH]c1C(=O)N1CCN(c2ccccc2)CC1
b CCNS(=O)(=O)c1ccc(NC(=O)Cc2ccc(F)cc2)cc1
c O=C(O)c1ccc2c(c1)S(=O)(=O)c1cc(Cl)ccc1C2=O
d O=C(CC1c2ccccc2Oc2ccccc21)Nc1ccccc1F
Answer: c. O=C(O)c1ccc2c(c1)S(=O)(=O)c1cc(Cl)ccc1C2=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(O)c1ccc2c(c1)S(=O)(=O)c1cc(Cl)ccc1C2=O
O=C(O)c1ccc2c(c1)S(=O)(=O)c1cc(Cl)ccc1C2=O
6-chloro-9,10,10-trioxothioxanthene-3-carboxylic acid