Problem statement: Answer the MCQ question.
Query: Which compound has a 2.042\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCCn1ncc(C(=O)O)c1C
b.) COc1ccc(NC(=S)NC(=O)Cc2ccccc2)cc1
c.) CCOc1ccc(C(=O)N2CCCC2)cc1OC
d.) Cc1cc(=O)[nH]c(Nc2ccc(N(C)C)cc2)n1
Answer: a. CCCn1ncc(C(=O)O)c1C
{#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#}
CCCn1ncc(C(=O)O)c1C
CCCn1ncc(C(=O)O)c1C
5-methyl-1-propylpyrazole-4-carboxylic acid