Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 19.766\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1ccc(-c2noc(CCC(=O)NCCN3CCc4ccccc4C3)n2)cc1
[b] O=C(Cc1ccc(Cl)cc1)NC1CC1
[c] Cc1cc(NC(=O)/C=C/c2ccc(Cl)cc2)no1
Answer: b. O=C(Cc1ccc(Cl)cc1)NC1CC1
{#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(Cc1ccc(Cl)cc1)NC1CC1
O=C(Cc1ccc(Cl)cc1)NC1CC1
2-(4-chlorophenyl)-N-cyclopropylacetamide