Problem statement: Answer the multiple-choice question.
Question: Which compound has a -2.509\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCn1c(CSc2nnc(C)n2-c2ccccc2)nc2cc(S(=O)(=O)N(C)C)ccc21
b: CC1(C)CC2CC(C)(CN2C(=S)Nc2ccccc2)C1
Answer: a. CCn1c(CSc2nnc(C)n2-c2ccccc2)nc2cc(S(=O)(=O)N(C)C)ccc21
{#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#}
CCn1c(CSc2nnc(C)n2-c2ccccc2)nc2cc(S(=O)(=O)N(C)C)ccc21
CCn1c(CSc2nnc(C)n2-c2ccccc2)nc2cc(S(=O)(=O)N(C)C)ccc21
1-ethyl-N,N-dimethyl-2-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanylmethyl]benzimidazole-5-sulfonamide