Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -51.385\% 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: O=C1CC2(CCN(C(=O)c3ccccc3Br)CC2)Oc2ccccc21
b: CCOc1ccc(NC(=O)CN(c2ccc([N+](=O)[O-])cc2)S(=O)(=O)c2ccccc2)cc1
c: CCOC(=O)C1=C(Nc2ccccc2)CC(C)(O)C(C(=O)OCC)C1c1ccc(Br)cc1
Answer: a. O=C1CC2(CCN(C(=O)c3ccccc3Br)CC2)Oc2ccccc21
{#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=C1CC2(CCN(C(=O)c3ccccc3Br)CC2)Oc2ccccc21
O=C1CC2(CCN(C(=O)c3ccccc3Br)CC2)Oc2ccccc21
1'-(2-bromobenzoyl)spiro[3H-chromene-2,4'-piperidine]-4-one