Task: Answer the multiple-choice question.
Question: Which drug exhibits a 19.209\% 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: CN(CCCNC(=O)C1CCC(=O)N1Cc1ccccc1Cl)c1ccccc1
b: CCOC(=O)/C(C#N)=C1\CC2CCC1(C)C2(C)C
c: CCC(=O)Nc1ccc2oc(-c3ccccc3Br)nc2c1
d: Cc1nnc(N/N=C/c2cc([N+](=O)[O-])c(N3CCC(C)CC3)cc2N2CCC(C)CC2)n1N.Cl
Answer: a. CN(CCCNC(=O)C1CCC(=O)N1Cc1ccccc1Cl)c1ccccc1
{#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#}
CN(CCCNC(=O)C1CCC(=O)N1Cc1ccccc1Cl)c1ccccc1
CN(CCCNC(=O)C1CCC(=O)N1Cc1ccccc1Cl)c1ccccc1
1-[(2-chlorophenyl)methyl]-N-[3-(N-methylanilino)propyl]-5-oxopyrrolidine-2-carboxamide