Task: Answer the multiple-choice question.
Question: Which drug exhibits a 20.089\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CCOC(=O)N1CCC2(CC1)C(C#N)=C(N)Oc1n[nH]c(C)c12
[b] Cc1cc2c3ccccc3ncn2n1
[c] CC1CCCN(C(=O)COC(=O)c2ccc(=O)n(Cc3ccccc3)n2)C1
Answer: b. Cc1cc2c3ccccc3ncn2n1
{#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#}
Cc1cc2c3ccccc3ncn2n1
Cc1cc2c3ccccc3ncn2n1
2-methylpyrazolo[1,5-c]quinazoline