Problem statement: Answer the MCQ question.
Question: Which drug has a 2.120% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CC1(C)Nc2ccccc2C(=O)N1NS(=O)(=O)c1ccccc1
b: CC(C)Oc1ccc(N2CC(C(=O)Nc3ccc4c(c3)OCO4)CC2=O)cc1
c: C1=C(CCNC2=NCCCCC2)CCCC1
d: COc1ccc(C2C(=O)N(C3CCCCC3)CC(=O)N2CC2COc3ccccc3O2)cc1
e: Cn1c(=O)c2cn(Cc3ccc(Cl)cc3)cc2n(C)c1=O
Answer: c. C1=C(CCNC2=NCCCCC2)CCCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
C1=C(CCNC2=NCCCCC2)CCCC1
C1=C(CCNC2=NCCCCC2)CCCC1
N-[2-(cyclohexen-1-yl)ethyl]-3,4,5,6-tetrahydro-2H-azepin-7-amine