Task: Answer the multiple-choice question.
Query: Which drug has a -0.743\% 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) CSc1ccc(CN2CCN(C(=O)c3ccncc3)CC2)cc1
(b) COc1ccc(Cl)cc1NC(=O)CN(C)C(=O)CSc1ccc2c(c1)OCCO2
Answer: a. CSc1ccc(CN2CCN(C(=O)c3ccncc3)CC2)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#}
CSc1ccc(CN2CCN(C(=O)c3ccncc3)CC2)cc1
CSc1ccc(CN2CCN(C(=O)c3ccncc3)CC2)cc1
[4-[(4-methylsulfanylphenyl)methyl]piperazin-1-yl]-pyridin-4-ylmethanone