Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.925\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) C=CCNc1oc(Cc2cccc3ccccc23)nc1C#N
(b) CCCCOC(=O)c1ccc(NC(=O)CSc2nncn2C)cc1
(c) CCN(CC)C(=O)c1sc2nc(-c3ccccn3)[nH]c(=O)c2c1C
(d) CCCOc1ccc(C(=O)NCCCn2ccnc2)cc1
Answer: a. C=CCNc1oc(Cc2cccc3ccccc23)nc1C#N
{#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#}
C=CCNc1oc(Cc2cccc3ccccc23)nc1C#N
C=CCNc1oc(Cc2cccc3ccccc23)nc1C#N
2-(naphthalen-1-ylmethyl)-5-(prop-2-enylamino)-1,3-oxazole-4-carbonitrile