Problem statement: Answer the MCQ question.
Question: Which drug has a 9.912\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(NCCc1ccc(Cl)cc1Cl)c1cncc(Br)c1
b Cc1nc2c(c(C)nn2-c2ccccc2)c(C)c1CCC(=O)N1CCC2(CC1)OCCO2
c COc1cc(/C=C/C(=O)OCN2C(=O)c3ccccc3C2=O)ccc1OC(F)F
d COC(=O)N1[C@H](Cc2ccccc2)C=C[C@]1(C)C(=O)O
Answer: a. O=C(NCCc1ccc(Cl)cc1Cl)c1cncc(Br)c1
{#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(NCCc1ccc(Cl)cc1Cl)c1cncc(Br)c1
O=C(NCCc1ccc(Cl)cc1Cl)c1cncc(Br)c1
5-bromo-N-[2-(2,4-dichlorophenyl)ethyl]pyridine-3-carboxamide