Task: Answer the multiple-choice question.
Query: Which drug has a 5.222\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CNCC(O)Cn1c2c(c3ccccc31)CCCC2
b: COc1cc2cc(CCOC(=O)c3ccc(C#N)cc3)oc(=O)c2cc1OC
c: CCN(C(=O)Cc1ccc(Br)cc1)C1CCCCC1
d: Cc1cc(C)cc(NC(=O)CSCc2cnn(-c3ccccc3)c2-n2cccc2)c1
e: COC(=O)c1ccccc1NC(=O)Cn1c(CCC(=O)O)ccc1-c1cccs1
Answer: a. CNCC(O)Cn1c2c(c3ccccc31)CCCC2
{#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#}
CNCC(O)Cn1c2c(c3ccccc31)CCCC2
CNCC(O)Cn1c2c(c3ccccc31)CCCC2
1-(methylamino)-3-(1,2,3,4-tetrahydrocarbazol-9-yl)propan-2-ol