Task: Answer the MCQ question.
Question: Which drug has a -2.416\% 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 other words.
Options:
(a) Cn1cc(CN(CCO)Cc2cccs2)c(-c2cccc(Cl)c2)n1
(b) CC(Sc1nncs1)C(=O)Nc1ccc2c(c1)OCO2
(c) O=S(=O)(c1ccccc1F)N1CCN(CCc2ccccc2)CC1
(d) CCOC(=O)c1[nH]c2ccccc2c1N=CN(C)C
Answer: d. CCOC(=O)c1[nH]c2ccccc2c1N=CN(C)C
{#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#}
CCOC(=O)c1[nH]c2ccccc2c1N=CN(C)C
CCOC(=O)c1[nH]c2ccccc2c1N=CN(C)C
ethyl 3-(dimethylaminomethylideneamino)-1H-indole-2-carboxylate