Task: Answer the multiple choice question.
Question: Which drug has a 6.196\% 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 other words.
Options:
a) COC(=O)Cn1cc(S(=O)(=O)NCc2ccc(C)cc2)c2cc([N+](=O)[O-])ccc21
b) O=C(CN1CCN(c2ccccn2)CC1)NC1CCCCC1
c) CCn1c(Cc2cccs2)nnc1SCC(=O)Nc1ccc(OC)c(OC)c1
d) CCCNC(=O)c1ccc(Cl)cc1Cl
Answer: d. CCCNC(=O)c1ccc(Cl)cc1Cl
{#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#}
CCCNC(=O)c1ccc(Cl)cc1Cl
CCCNC(=O)c1ccc(Cl)cc1Cl
2,4-dichloro-N-propylbenzamide