Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 1.008\% 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) COC(=O)COc1ccc(Cl)cc1C1Nc2ccccc2C(=O)N1c1ccc(OC)cc1
(b) CCN(CC)C(=O)CSc1nc2ccc(NC(=O)CSc3nnc(COc4ccccc4C)n3C)cc2s1
Answer: a. COC(=O)COc1ccc(Cl)cc1C1Nc2ccccc2C(=O)N1c1ccc(OC)cc1
{#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#}
COC(=O)COc1ccc(Cl)cc1C1Nc2ccccc2C(=O)N1c1ccc(OC)cc1
COC(=O)COc1ccc(Cl)cc1C1Nc2ccccc2C(=O)N1c1ccc(OC)cc1
methyl 2-[4-chloro-2-[3-(4-methoxyphenyl)-4-oxo-1,2-dihydroquinazolin-2-yl]phenoxy]acetate