Problem statement: Answer the MCQ question.
Question: Which drug has a 8.547\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCN(CC)c1ccc2c(Cl)c(Br)c(=O)oc2c1
(b) O=C(O)c1c[nH]c2ccc(S(=O)(=O)N(CCCl)CCCl)cc12
(c) CC(C)COc1cccc(C(=O)NC(=S)Nc2cccc(NC(=O)c3ccccc3Cl)c2)c1
Answer: a. CCN(CC)c1ccc2c(Cl)c(Br)c(=O)oc2c1
{#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#}
CCN(CC)c1ccc2c(Cl)c(Br)c(=O)oc2c1
CCN(CC)c1ccc2c(Cl)c(Br)c(=O)oc2c1
3-bromo-4-chloro-7-(diethylamino)chromen-2-one