Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 5.817\% 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 additional words.
Options:
[a] COc1ccccc1NC(=O)NCCN1CCCCC1
[b] CCCC12CN3CC(C)(CN(C1)C3c1ccc3c(c1)OCO3)C2=O
[c] CCOC(=O)c1ccccc1NC(=O)Cc1sc(-c2cccnc2)nc1-c1ccc(C)cc1
[d] Cc1cc(C(=O)NCc2ccc(S(N)(=O)=O)cc2)c(C)o1
Answer: a. COc1ccccc1NC(=O)NCCN1CCCCC1
{#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#}
COc1ccccc1NC(=O)NCCN1CCCCC1
COc1ccccc1NC(=O)NCCN1CCCCC1
1-(2-methoxyphenyl)-3-(2-piperidin-1-ylethyl)urea