Task: Answer the multiple-choice question.
Question: Which compound has a -3.671\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(CCCSc1nc2ccccc2c(=O)[nH]1)c1ccccc1
b: CCn1c(C)nc2cc(C(=O)NNS(=O)(=O)c3ccc(C)cc3C)ccc21
c: Cc1ccc(C2CC(c3ccc(C)cc3)n3nc(N)nc3N2)cc1
d: CCOC(=O)c1cnc(-n2nc(C)cc2C)nc1-n1nc(C)cc1C
e: COc1ccc(/C(N)=N/OC(=O)Cc2ccc(C)cc2)cc1
Answer: b. CCn1c(C)nc2cc(C(=O)NNS(=O)(=O)c3ccc(C)cc3C)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(C)nc2cc(C(=O)NNS(=O)(=O)c3ccc(C)cc3C)ccc21
CCn1c(C)nc2cc(C(=O)NNS(=O)(=O)c3ccc(C)cc3C)ccc21
N'-(2,4-dimethylphenyl)sulfonyl-1-ethyl-2-methylbenzimidazole-5-carbohydrazide